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ffmpeg.wasm-core
Commit 67d501b4 authored by Michael Niedermayer's avatar Michael Niedermayer
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Merge commit '1b3439b3' 

* commit '1b3439b3':
  mpegvideo: move frame size dependent memory management to separate functions
  configure: add --toolchain option
  configure: Make the smoothstreaming muxer enable the ismv muxer
  smoothstreaming: Export the mp4 codec tags
  mov: check for EOF in long lasting loops
  avcodec: cleanup utils.c
  binkaudio: remove unneeded GET_BITS_SAFE macro
  binkaudio: use float sample format
  binkaudio: use a different value for the coefficient scale for the DCT codec

Conflicts:
	configure
	libavcodec/mpegvideo.c
	libavcodec/utils.c
	libavformat/Makefile
Merged-by: 's avatarMichael Niedermayer <michaelni@gmx.at>
parents b90210e9 1b3439b3
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Showing with 553 additions and 446 deletions
configure
View file @ 67d501b4
......@@ -232,6 +232,7 @@ Advanced options (experts only):
--target-os=OS compiler targets OS [$target_os]
--target-exec=CMD command to run executables on target
--target-path=DIR path to view of build directory on target
--toolchain=NAME set tool defaults according to NAME
--nm=NM use nm tool NM [$nm_default]
--ar=AR use archive tool AR [$ar_default]
--as=AS use assembler AS [$as_default]
......@@ -1485,6 +1486,7 @@ CMDLINE_SET="
target_exec
target_os
target_path
toolchain
valgrind
yasmexe
"
......@@ -1813,6 +1815,7 @@ rtsp_muxer_select="rtp_muxer http_protocol rtp_protocol"
sap_demuxer_select="sdp_demuxer"
sap_muxer_select="rtp_muxer rtp_protocol"
sdp_demuxer_select="rtpdec"
smoothstreaming_muxer_select="ismv_muxer"
spdif_muxer_select="aac_parser"
tg2_muxer_select="mov_muxer"
tgp_muxer_select="mov_muxer"
......@@ -2308,6 +2311,17 @@ strip_default="${cross_prefix}${strip_default}"
sysinclude_default="${sysroot}/usr/include"
case "$toolchain" in
msvc)
cc_default="c99wrap cl"
ld_default="c99wrap link"
nm_default="dumpbin -symbols"
;;
?*)
die "Unknown toolchain $toolchain"
;;
esac
set_default cc cxx pkg_config strip sysinclude yasmexe
enabled cross_compile || host_cc_default=$cc
set_default host_cc
......
libavcodec/binkaudio.c
View file @ 67d501b4
......@@ -47,8 +47,6 @@ static float quant_table[96];
typedef struct {
AVFrame frame;
GetBitContext gb;
DSPContext dsp;
FmtConvertContext fmt_conv;
int version_b; ///< Bink version 'b'
int first;
int channels;
......@@ -59,10 +57,7 @@ typedef struct {
unsigned int *bands;
float root;
DECLARE_ALIGNED(32, FFTSample, coeffs)[BINK_BLOCK_MAX_SIZE];
DECLARE_ALIGNED(16, int16_t, previous)[BINK_BLOCK_MAX_SIZE / 16]; ///< coeffs from previous audio block
DECLARE_ALIGNED(16, int16_t, current)[BINK_BLOCK_MAX_SIZE / 16];
float *coeffs_ptr[MAX_CHANNELS]; ///< pointers to the coeffs arrays for float_to_int16_interleave
float *prev_ptr[MAX_CHANNELS]; ///< pointers to the overlap points in the coeffs array
float previous[MAX_CHANNELS][BINK_BLOCK_MAX_SIZE / 16]; ///< coeffs from previous audio block
uint8_t *packet_buffer;
union {
RDFTContext rdft;
......@@ -79,9 +74,6 @@ static av_cold int decode_init(AVCodecContext *avctx)
int i;
int frame_len_bits;
ff_dsputil_init(&s->dsp, avctx);
ff_fmt_convert_init(&s->fmt_conv, avctx);
/* determine frame length */
if (avctx->sample_rate < 22050) {
frame_len_bits = 9;
......@@ -100,19 +92,24 @@ static av_cold int decode_init(AVCodecContext *avctx)
if (avctx->codec->id == AV_CODEC_ID_BINKAUDIO_RDFT) {
// audio is already interleaved for the RDFT format variant
avctx->sample_fmt = AV_SAMPLE_FMT_FLT;
sample_rate *= avctx->channels;
s->channels = 1;
if (!s->version_b)
frame_len_bits += av_log2(avctx->channels);
} else {
s->channels = avctx->channels;
avctx->sample_fmt = AV_SAMPLE_FMT_FLTP;
}
s->frame_len = 1 << frame_len_bits;
s->overlap_len = s->frame_len / 16;
s->block_size = (s->frame_len - s->overlap_len) * s->channels;
sample_rate_half = (sample_rate + 1) / 2;
s->root = 2.0 / sqrt(s->frame_len);
if (avctx->codec->id == AV_CODEC_ID_BINKAUDIO_RDFT)
s->root = 2.0 / (sqrt(s->frame_len) * 32768.0);
else
s->root = s->frame_len / (sqrt(s->frame_len) * 32768.0);
for (i = 0; i < 96; i++) {
/* constant is result of 0.066399999/log10(M_E) */
quant_table[i] = expf(i * 0.15289164787221953823f) * s->root;
......@@ -134,12 +131,6 @@ static av_cold int decode_init(AVCodecContext *avctx)
s->bands[s->num_bands] = s->frame_len;
s->first = 1;
avctx->sample_fmt = AV_SAMPLE_FMT_S16;
for (i = 0; i < s->channels; i++) {
s->coeffs_ptr[i] = s->coeffs + i * s->frame_len;
s->prev_ptr[i] = s->coeffs_ptr[i] + s->frame_len - s->overlap_len;
}
if (CONFIG_BINKAUDIO_RDFT_DECODER && avctx->codec->id == AV_CODEC_ID_BINKAUDIO_RDFT)
ff_rdft_init(&s->trans.rdft, frame_len_bits, DFT_C2R);
......@@ -167,18 +158,12 @@ static const uint8_t rle_length_tab[16] = {
2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 14, 15, 16, 32, 64
};
#define GET_BITS_SAFE(out, nbits) do { \
if (get_bits_left(gb) < nbits) \
return AVERROR_INVALIDDATA; \
out = get_bits(gb, nbits); \
} while (0)
/**
* Decode Bink Audio block
* @param[out] out Output buffer (must contain s->block_size elements)
* @return 0 on success, negative error code on failure
*/
static int decode_block(BinkAudioContext *s, int16_t *out, int use_dct)
static int decode_block(BinkAudioContext *s, float **out, int use_dct)
{
int ch, i, j, k;
float q, quant[25];
......@@ -189,7 +174,8 @@ static int decode_block(BinkAudioContext *s, int16_t *out, int use_dct)
skip_bits(gb, 2);
for (ch = 0; ch < s->channels; ch++) {
FFTSample *coeffs = s->coeffs_ptr[ch];
FFTSample *coeffs = out[ch];
if (s->version_b) {
if (get_bits_left(gb) < 64)
return AVERROR_INVALIDDATA;
......@@ -218,10 +204,9 @@ static int decode_block(BinkAudioContext *s, int16_t *out, int use_dct)
if (s->version_b) {
j = i + 16;
} else {
int v;
GET_BITS_SAFE(v, 1);
int v = get_bits1(gb);
if (v) {
GET_BITS_SAFE(v, 4);
v = get_bits(gb, 4);
j = i + rle_length_tab[v] * 8;
} else {
j = i + 8;
......@@ -230,7 +215,7 @@ static int decode_block(BinkAudioContext *s, int16_t *out, int use_dct)
j = FFMIN(j, s->frame_len);
GET_BITS_SAFE(width, 4);
width = get_bits(gb, 4);
if (width == 0) {
memset(coeffs + i, 0, (j - i) * sizeof(*coeffs));
i = j;
......@@ -240,10 +225,10 @@ static int decode_block(BinkAudioContext *s, int16_t *out, int use_dct)
while (i < j) {
if (s->bands[k] == i)
q = quant[k++];
GET_BITS_SAFE(coeff, width);
coeff = get_bits(gb, width);
if (coeff) {
int v;
GET_BITS_SAFE(v, 1);
v = get_bits1(gb);
if (v)
coeffs[i] = -q * coeff;
else
......@@ -259,30 +244,24 @@ static int decode_block(BinkAudioContext *s, int16_t *out, int use_dct)
if (CONFIG_BINKAUDIO_DCT_DECODER && use_dct) {
coeffs[0] /= 0.5;
s->trans.dct.dct_calc(&s->trans.dct, coeffs);
s->dsp.vector_fmul_scalar(coeffs, coeffs, s->frame_len / 2, s->frame_len);
}
else if (CONFIG_BINKAUDIO_RDFT_DECODER)
s->trans.rdft.rdft_calc(&s->trans.rdft, coeffs);
}
s->fmt_conv.float_to_int16_interleave(s->current,
(const float **)s->prev_ptr,
s->overlap_len, s->channels);
s->fmt_conv.float_to_int16_interleave(out, (const float **)s->coeffs_ptr,
s->frame_len - s->overlap_len,
s->channels);
if (!s->first) {
for (ch = 0; ch < s->channels; ch++) {
int j;
int count = s->overlap_len * s->channels;
int shift = av_log2(count);
for (i = 0; i < count; i++) {
out[i] = (s->previous[i] * (count - i) + out[i] * i) >> shift;
if (!s->first) {
j = ch;
for (i = 0; i < s->overlap_len; i++, j += s->channels)
out[ch][i] = (s->previous[ch][i] * (count - j) +
out[ch][i] * j) / count;
}
memcpy(s->previous[ch], &out[ch][s->frame_len - s->overlap_len],
s->overlap_len * sizeof(*s->previous[ch]));
}
memcpy(s->previous, s->current,
s->overlap_len * s->channels * sizeof(*s->previous));
s->first = 0;
return 0;
......@@ -311,7 +290,6 @@ static int decode_frame(AVCodecContext *avctx, void *data,
int *got_frame_ptr, AVPacket *avpkt)
{
BinkAudioContext *s = avctx->priv_data;
int16_t *samples;
GetBitContext *gb = &s->gb;
int ret, consumed = 0;
......@@ -339,19 +317,20 @@ static int decode_frame(AVCodecContext *avctx, void *data,
}
/* get output buffer */
s->frame.nb_samples = s->block_size / avctx->channels;
s->frame.nb_samples = s->frame_len;
if ((ret = avctx->get_buffer(avctx, &s->frame)) < 0) {
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
return ret;
}
samples = (int16_t *)s->frame.data[0];
if (decode_block(s, samples, avctx->codec->id == AV_CODEC_ID_BINKAUDIO_DCT)) {
if (decode_block(s, (float **)s->frame.extended_data,
avctx->codec->id == AV_CODEC_ID_BINKAUDIO_DCT)) {
av_log(avctx, AV_LOG_ERROR, "Incomplete packet\n");
return AVERROR_INVALIDDATA;
}
get_bits_align32(gb);
s->frame.nb_samples = s->block_size / avctx->channels;
*got_frame_ptr = 1;
*(AVFrame *)data = s->frame;
......
libavcodec/mpegvideo.c
View file @ 67d501b4
......@@ -656,13 +656,138 @@ void ff_MPV_decode_defaults(MpegEncContext *s)
ff_MPV_common_defaults(s);
}
/**
* Initialize and allocates MpegEncContext fields dependent on the resolution.
*/
static int init_context_frame(MpegEncContext *s)
{
int y_size, c_size, yc_size, i, mb_array_size, mv_table_size, x, y;
s->mb_width = (s->width + 15) / 16;
s->mb_stride = s->mb_width + 1;
s->b8_stride = s->mb_width * 2 + 1;
s->b4_stride = s->mb_width * 4 + 1;
mb_array_size = s->mb_height * s->mb_stride;
mv_table_size = (s->mb_height + 2) * s->mb_stride + 1;
/* set default edge pos, will be overriden
* in decode_header if needed */
s->h_edge_pos = s->mb_width * 16;
s->v_edge_pos = s->mb_height * 16;
s->mb_num = s->mb_width * s->mb_height;
s->block_wrap[0] =
s->block_wrap[1] =
s->block_wrap[2] =
s->block_wrap[3] = s->b8_stride;
s->block_wrap[4] =
s->block_wrap[5] = s->mb_stride;
y_size = s->b8_stride * (2 * s->mb_height + 1);
c_size = s->mb_stride * (s->mb_height + 1);
yc_size = y_size + 2 * c_size;
FF_ALLOCZ_OR_GOTO(s->avctx, s->mb_index2xy, (s->mb_num + 1) * sizeof(int), fail); // error ressilience code looks cleaner with this
for (y = 0; y < s->mb_height; y++)
for (x = 0; x < s->mb_width; x++)
s->mb_index2xy[x + y * s->mb_width] = x + y * s->mb_stride;
s->mb_index2xy[s->mb_height * s->mb_width] = (s->mb_height - 1) * s->mb_stride + s->mb_width; // FIXME really needed?
if (s->encoding) {
/* Allocate MV tables */
FF_ALLOCZ_OR_GOTO(s->avctx, s->p_mv_table_base, mv_table_size * 2 * sizeof(int16_t), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->b_forw_mv_table_base, mv_table_size * 2 * sizeof(int16_t), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->b_back_mv_table_base, mv_table_size * 2 * sizeof(int16_t), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->b_bidir_forw_mv_table_base, mv_table_size * 2 * sizeof(int16_t), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->b_bidir_back_mv_table_base, mv_table_size * 2 * sizeof(int16_t), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->b_direct_mv_table_base, mv_table_size * 2 * sizeof(int16_t), fail)
s->p_mv_table = s->p_mv_table_base + s->mb_stride + 1;
s->b_forw_mv_table = s->b_forw_mv_table_base + s->mb_stride + 1;
s->b_back_mv_table = s->b_back_mv_table_base + s->mb_stride + 1;
s->b_bidir_forw_mv_table = s->b_bidir_forw_mv_table_base + s->mb_stride + 1;
s->b_bidir_back_mv_table = s->b_bidir_back_mv_table_base + s->mb_stride + 1;
s->b_direct_mv_table = s->b_direct_mv_table_base + s->mb_stride + 1;
/* Allocate MB type table */
FF_ALLOCZ_OR_GOTO(s->avctx, s->mb_type, mb_array_size * sizeof(uint16_t), fail) // needed for encoding
FF_ALLOCZ_OR_GOTO(s->avctx, s->lambda_table, mb_array_size * sizeof(int), fail)
FF_ALLOC_OR_GOTO(s->avctx, s->cplx_tab,
mb_array_size * sizeof(float), fail);
FF_ALLOC_OR_GOTO(s->avctx, s->bits_tab,
mb_array_size * sizeof(float), fail);
}
FF_ALLOC_OR_GOTO(s->avctx, s->er_temp_buffer,
mb_array_size * sizeof(uint8_t), fail);
FF_ALLOCZ_OR_GOTO(s->avctx, s->error_status_table,
mb_array_size * sizeof(uint8_t), fail);
if (s->codec_id == AV_CODEC_ID_MPEG4 || (s->flags & CODEC_FLAG_INTERLACED_ME)) {
/* interlaced direct mode decoding tables */
for (i = 0; i < 2; i++) {
int j, k;
for (j = 0; j < 2; j++) {
for (k = 0; k < 2; k++) {
FF_ALLOCZ_OR_GOTO(s->avctx,
s->b_field_mv_table_base[i][j][k],
mv_table_size * 2 * sizeof(int16_t),
fail);
s->b_field_mv_table[i][j][k] = s->b_field_mv_table_base[i][j][k] +
s->mb_stride + 1;
}
FF_ALLOCZ_OR_GOTO(s->avctx, s->b_field_select_table [i][j], mb_array_size * 2 * sizeof(uint8_t), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->p_field_mv_table_base[i][j], mv_table_size * 2 * sizeof(int16_t), fail)
s->p_field_mv_table[i][j] = s->p_field_mv_table_base[i][j] + s->mb_stride + 1;
}
FF_ALLOCZ_OR_GOTO(s->avctx, s->p_field_select_table[i], mb_array_size * 2 * sizeof(uint8_t), fail)
}
}
if (s->out_format == FMT_H263) {
/* cbp values */
FF_ALLOCZ_OR_GOTO(s->avctx, s->coded_block_base, y_size, fail);
s->coded_block = s->coded_block_base + s->b8_stride + 1;
/* cbp, ac_pred, pred_dir */
FF_ALLOCZ_OR_GOTO(s->avctx, s->cbp_table , mb_array_size * sizeof(uint8_t), fail);
FF_ALLOCZ_OR_GOTO(s->avctx, s->pred_dir_table, mb_array_size * sizeof(uint8_t), fail);
}
if (s->h263_pred || s->h263_plus || !s->encoding) {
/* dc values */
// MN: we need these for error resilience of intra-frames
FF_ALLOCZ_OR_GOTO(s->avctx, s->dc_val_base, yc_size * sizeof(int16_t), fail);
s->dc_val[0] = s->dc_val_base + s->b8_stride + 1;
s->dc_val[1] = s->dc_val_base + y_size + s->mb_stride + 1;
s->dc_val[2] = s->dc_val[1] + c_size;
for (i = 0; i < yc_size; i++)
s->dc_val_base[i] = 1024;
}
/* which mb is a intra block */
FF_ALLOCZ_OR_GOTO(s->avctx, s->mbintra_table, mb_array_size, fail);
memset(s->mbintra_table, 1, mb_array_size);
/* init macroblock skip table */
FF_ALLOCZ_OR_GOTO(s->avctx, s->mbskip_table, mb_array_size + 2, fail);
// Note the + 1 is for a quicker mpeg4 slice_end detection
return 0;
fail:
return AVERROR(ENOMEM);
}
/**
* init common structure for both encoder and decoder.
* this assumes that some variables like width/height are already set
*/
av_cold int ff_MPV_common_init(MpegEncContext *s)
{
int y_size, c_size, yc_size, i, mb_array_size, mv_table_size, x, y;
int i, err;
int nb_slices = (HAVE_THREADS &&
s->avctx->active_thread_type & FF_THREAD_SLICE) ?
s->avctx->thread_count : 1;
......@@ -701,89 +826,36 @@ av_cold int ff_MPV_common_init(MpegEncContext *s)
s->flags = s->avctx->flags;
s->flags2 = s->avctx->flags2;
s->mb_width = (s->width + 15) / 16;
s->mb_stride = s->mb_width + 1;
s->b8_stride = s->mb_width * 2 + 1;
s->b4_stride = s->mb_width * 4 + 1;
mb_array_size = s->mb_height * s->mb_stride;
mv_table_size = (s->mb_height + 2) * s->mb_stride + 1;
/* set chroma shifts */
avcodec_get_chroma_sub_sample(s->avctx->pix_fmt, &s->chroma_x_shift,
&s->chroma_y_shift);
/* set default edge pos, will be overridden in decode_header if needed */
s->h_edge_pos = s->mb_width * 16;
s->v_edge_pos = s->mb_height * 16;
s->mb_num = s->mb_width * s->mb_height;
s->block_wrap[0] =
s->block_wrap[1] =
s->block_wrap[2] =
s->block_wrap[3] = s->b8_stride;
s->block_wrap[4] =
s->block_wrap[5] = s->mb_stride;
y_size = s->b8_stride * (2 * s->mb_height + 1);
c_size = s->mb_stride * (s->mb_height + 1);
yc_size = y_size + 2 * c_size;
/* convert fourcc to upper case */
s->codec_tag = avpriv_toupper4(s->avctx->codec_tag);
s->stream_codec_tag = avpriv_toupper4(s->avctx->stream_codec_tag);
s->avctx->coded_frame = &s->current_picture.f;
FF_ALLOCZ_OR_GOTO(s->avctx, s->mb_index2xy, (s->mb_num + 1) * sizeof(int), fail); // error ressilience code looks cleaner with this
for (y = 0; y < s->mb_height; y++)
for (x = 0; x < s->mb_width; x++)
s->mb_index2xy[x + y * s->mb_width] = x + y * s->mb_stride;
s->mb_index2xy[s->mb_height * s->mb_width] = (s->mb_height - 1) * s->mb_stride + s->mb_width; // FIXME really needed?
if (s->encoding) {
/* Allocate MV tables */
FF_ALLOCZ_OR_GOTO(s->avctx, s->p_mv_table_base , mv_table_size * 2 * sizeof(int16_t), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->b_forw_mv_table_base , mv_table_size * 2 * sizeof(int16_t), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->b_back_mv_table_base , mv_table_size * 2 * sizeof(int16_t), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->b_bidir_forw_mv_table_base , mv_table_size * 2 * sizeof(int16_t), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->b_bidir_back_mv_table_base , mv_table_size * 2 * sizeof(int16_t), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->b_direct_mv_table_base , mv_table_size * 2 * sizeof(int16_t), fail)
s->p_mv_table = s->p_mv_table_base + s->mb_stride + 1;
s->b_forw_mv_table = s->b_forw_mv_table_base + s->mb_stride + 1;
s->b_back_mv_table = s->b_back_mv_table_base + s->mb_stride + 1;
s->b_bidir_forw_mv_table= s->b_bidir_forw_mv_table_base + s->mb_stride + 1;
s->b_bidir_back_mv_table= s->b_bidir_back_mv_table_base + s->mb_stride + 1;
s->b_direct_mv_table = s->b_direct_mv_table_base + s->mb_stride + 1;
if(s->msmpeg4_version){
FF_ALLOCZ_OR_GOTO(s->avctx, s->ac_stats, 2*2*(MAX_LEVEL+1)*(MAX_RUN+1)*2*sizeof(int), fail);
if (s->msmpeg4_version) {
FF_ALLOCZ_OR_GOTO(s->avctx, s->ac_stats,
2 * 2 * (MAX_LEVEL + 1) *
(MAX_RUN + 1) * 2 * sizeof(int), fail);
}
FF_ALLOCZ_OR_GOTO(s->avctx, s->avctx->stats_out, 256, fail);
/* Allocate MB type table */
FF_ALLOCZ_OR_GOTO(s->avctx, s->mb_type , mb_array_size * sizeof(uint16_t), fail) //needed for encoding
FF_ALLOCZ_OR_GOTO(s->avctx, s->lambda_table, mb_array_size * sizeof(int), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->q_intra_matrix , 64*32 * sizeof(int), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->q_chroma_intra_matrix , 64*32 * sizeof(int), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->q_inter_matrix , 64*32 * sizeof(int), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->q_intra_matrix16 , 64*32*2 * sizeof(uint16_t), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->q_chroma_intra_matrix16, 64*32*2 * sizeof(uint16_t), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->q_inter_matrix16 , 64*32*2 * sizeof(uint16_t), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->input_picture, MAX_PICTURE_COUNT * sizeof(Picture*), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->reordered_input_picture, MAX_PICTURE_COUNT * sizeof(Picture*), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->q_intra_matrix, 64 * 32 * sizeof(int), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->q_chroma_intra_matrix, 64 * 32 * sizeof(int), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->q_inter_matrix, 64 * 32 * sizeof(int), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->q_intra_matrix16, 64 * 32 * 2 * sizeof(uint16_t), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->q_chroma_intra_matrix16, 64 * 32 * 2 * sizeof(uint16_t), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->q_inter_matrix16, 64 * 32 * 2 * sizeof(uint16_t), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->input_picture, MAX_PICTURE_COUNT * sizeof(Picture *), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->reordered_input_picture, MAX_PICTURE_COUNT * sizeof(Picture *), fail)
if(s->avctx->noise_reduction){
FF_ALLOCZ_OR_GOTO(s->avctx, s->dct_offset, 2 * 64 * sizeof(uint16_t), fail)
if (s->avctx->noise_reduction) {
FF_ALLOCZ_OR_GOTO(s->avctx, s->dct_offset, 2 * 64 * sizeof(uint16_t), fail);
}
FF_ALLOC_OR_GOTO(s->avctx, s->cplx_tab,
mb_array_size * sizeof(float), fail);
FF_ALLOC_OR_GOTO(s->avctx, s->bits_tab,
mb_array_size * sizeof(float), fail);
}
s->picture_count = MAX_PICTURE_COUNT * FFMAX(1, s->avctx->thread_count);
......@@ -793,55 +865,8 @@ av_cold int ff_MPV_common_init(MpegEncContext *s)
avcodec_get_frame_defaults(&s->picture[i].f);
}
FF_ALLOC_OR_GOTO(s->avctx, s->er_temp_buffer,
mb_array_size * sizeof(uint8_t), fail);
FF_ALLOCZ_OR_GOTO(s->avctx, s->error_status_table,
mb_array_size * sizeof(uint8_t), fail);
if(s->codec_id==AV_CODEC_ID_MPEG4 || (s->flags & CODEC_FLAG_INTERLACED_ME)){
/* interlaced direct mode decoding tables */
for (i = 0; i < 2; i++) {
int j, k;
for (j = 0; j < 2; j++) {
for (k = 0; k < 2; k++) {
FF_ALLOCZ_OR_GOTO(s->avctx, s->b_field_mv_table_base[i][j][k], mv_table_size * 2 * sizeof(int16_t), fail)
s->b_field_mv_table[i][j][k] = s->b_field_mv_table_base[i][j][k] + s->mb_stride + 1;
}
FF_ALLOCZ_OR_GOTO(s->avctx, s->b_field_select_table [i][j], mb_array_size * 2 * sizeof(uint8_t), fail)
FF_ALLOCZ_OR_GOTO(s->avctx, s->p_field_mv_table_base[i][j], mv_table_size * 2 * sizeof(int16_t), fail)
s->p_field_mv_table[i][j] = s->p_field_mv_table_base[i][j] + s->mb_stride + 1;
}
FF_ALLOCZ_OR_GOTO(s->avctx, s->p_field_select_table[i], mb_array_size * 2 * sizeof(uint8_t), fail)
}
}
if (s->out_format == FMT_H263) {
/* cbp values */
FF_ALLOCZ_OR_GOTO(s->avctx, s->coded_block_base, y_size, fail);
s->coded_block = s->coded_block_base + s->b8_stride + 1;
/* cbp, ac_pred, pred_dir */
FF_ALLOCZ_OR_GOTO(s->avctx, s->cbp_table , mb_array_size * sizeof(uint8_t), fail);
FF_ALLOCZ_OR_GOTO(s->avctx, s->pred_dir_table, mb_array_size * sizeof(uint8_t), fail);
}
if (s->h263_pred || s->h263_plus || !s->encoding) {
/* dc values */
// MN: we need these for error resilience of intra-frames
FF_ALLOCZ_OR_GOTO(s->avctx, s->dc_val_base, yc_size * sizeof(int16_t), fail);
s->dc_val[0] = s->dc_val_base + s->b8_stride + 1;
s->dc_val[1] = s->dc_val_base + y_size + s->mb_stride + 1;
s->dc_val[2] = s->dc_val[1] + c_size;
for (i = 0; i < yc_size; i++)
s->dc_val_base[i] = 1024;
}
/* which mb is a intra block */
FF_ALLOCZ_OR_GOTO(s->avctx, s->mbintra_table, mb_array_size, fail);
memset(s->mbintra_table, 1, mb_array_size);
/* init macroblock skip table */
FF_ALLOCZ_OR_GOTO(s->avctx, s->mbskip_table, mb_array_size + 2, fail);
// Note the + 1 is for a quicker mpeg4 slice_end detection
if ((err = init_context_frame(s)))
goto fail;
s->parse_context.state = -1;
......@@ -878,24 +903,15 @@ av_cold int ff_MPV_common_init(MpegEncContext *s)
return -1;
}
/* init common structure for both encoder and decoder */
void ff_MPV_common_end(MpegEncContext *s)
/**
* Frees and resets MpegEncContext fields depending on the resolution.
* Is used during resolution changes to avoid a full reinitialization of the
* codec.
*/
static int free_context_frame(MpegEncContext *s)
{
int i, j, k;
if (s->slice_context_count > 1) {
for (i = 0; i < s->slice_context_count; i++) {
free_duplicate_context(s->thread_context[i]);
}
for (i = 1; i < s->slice_context_count; i++) {
av_freep(&s->thread_context[i]);
}
s->slice_context_count = 1;
} else free_duplicate_context(s);
av_freep(&s->parse_context.buffer);
s->parse_context.buffer_size = 0;
av_freep(&s->mb_type);
av_freep(&s->p_mv_table_base);
av_freep(&s->b_forw_mv_table_base);
......@@ -929,15 +945,50 @@ void ff_MPV_common_end(MpegEncContext *s)
av_freep(&s->pred_dir_table);
av_freep(&s->mbskip_table);
av_freep(&s->bitstream_buffer);
s->allocated_bitstream_buffer_size = 0;
av_freep(&s->avctx->stats_out);
av_freep(&s->ac_stats);
av_freep(&s->error_status_table);
av_freep(&s->er_temp_buffer);
av_freep(&s->mb_index2xy);
av_freep(&s->lambda_table);
av_freep(&s->cplx_tab);
av_freep(&s->bits_tab);
s->linesize = s->uvlinesize = 0;
for (i = 0; i < 3; i++)
av_freep(&s->visualization_buffer[i]);
if (!(s->avctx->active_thread_type & FF_THREAD_FRAME))
avcodec_default_free_buffers(s->avctx);
return 0;
}
/* init common structure for both encoder and decoder */
void ff_MPV_common_end(MpegEncContext *s)
{
int i;
if (s->slice_context_count > 1) {
for (i = 0; i < s->slice_context_count; i++) {
free_duplicate_context(s->thread_context[i]);
}
for (i = 1; i < s->slice_context_count; i++) {
av_freep(&s->thread_context[i]);
}
s->slice_context_count = 1;
} else free_duplicate_context(s);
av_freep(&s->parse_context.buffer);
s->parse_context.buffer_size = 0;
av_freep(&s->bitstream_buffer);
s->allocated_bitstream_buffer_size = 0;
av_freep(&s->avctx->stats_out);
av_freep(&s->ac_stats);
if(s->q_chroma_intra_matrix != s->q_intra_matrix ) av_freep(&s->q_chroma_intra_matrix);
if(s->q_chroma_intra_matrix16 != s->q_intra_matrix16) av_freep(&s->q_chroma_intra_matrix16);
s->q_chroma_intra_matrix= NULL;
......@@ -949,8 +1000,6 @@ void ff_MPV_common_end(MpegEncContext *s)
av_freep(&s->input_picture);
av_freep(&s->reordered_input_picture);
av_freep(&s->dct_offset);
av_freep(&s->cplx_tab);
av_freep(&s->bits_tab);
if (s->picture && !s->avctx->internal->is_copy) {
for (i = 0; i < s->picture_count; i++) {
......@@ -958,17 +1007,14 @@ void ff_MPV_common_end(MpegEncContext *s)
}
}
av_freep(&s->picture);
free_context_frame(s);
s->context_initialized = 0;
s->last_picture_ptr =
s->next_picture_ptr =
s->current_picture_ptr = NULL;
s->linesize = s->uvlinesize = 0;
for (i = 0; i < 3; i++)
av_freep(&s->visualization_buffer[i]);
if (!(s->avctx->active_thread_type & FF_THREAD_FRAME))
avcodec_default_free_buffers(s->avctx);
}
void ff_init_rl(RLTable *rl,
......
libavcodec/utils.c
View file @ 67d501b4
......@@ -49,23 +49,26 @@
#include <limits.h>
#include <float.h>
static int volatile entangled_thread_counter=0;
static int volatile entangled_thread_counter = 0;
static int (*ff_lockmgr_cb)(void **mutex, enum AVLockOp op);
static void *codec_mutex;
static void *avformat_mutex;
void *av_fast_realloc(void *ptr, unsigned int *size, size_t min_size)
{
if(min_size < *size)
if (min_size < *size)
return ptr;
min_size= FFMAX(17*min_size/16 + 32, min_size);
min_size = FFMAX(17 * min_size / 16 + 32, min_size);
ptr= av_realloc(ptr, min_size);
if(!ptr) //we could set this to the unmodified min_size but this is safer if the user lost the ptr and uses NULL now
min_size= 0;
ptr = av_realloc(ptr, min_size);
/* we could set this to the unmodified min_size but this is safer
* if the user lost the ptr and uses NULL now
*/
if (!ptr)
min_size = 0;
*size= min_size;
*size = min_size;
return ptr;
}
......@@ -75,11 +78,12 @@ static inline int ff_fast_malloc(void *ptr, unsigned int *size, size_t min_size,
void **p = ptr;
if (min_size < *size)
return 0;
min_size= FFMAX(17*min_size/16 + 32, min_size);
min_size = FFMAX(17 * min_size / 16 + 32, min_size);
av_free(*p);
*p = zero_realloc ? av_mallocz(min_size) : av_malloc(min_size);
if (!*p) min_size = 0;
*size= min_size;
if (!*p)
min_size = 0;
*size = min_size;
return 1;
}
......@@ -117,8 +121,10 @@ static AVCodec *first_avcodec = NULL;
AVCodec *av_codec_next(const AVCodec *c)
{
if(c) return c->next;
else return first_avcodec;
if (c)
return c->next;
else
return first_avcodec;
}
static void avcodec_init(void)
......@@ -147,8 +153,9 @@ void avcodec_register(AVCodec *codec)
AVCodec **p;
avcodec_init();
p = &first_avcodec;
while (*p != NULL) p = &(*p)->next;
*p = codec;
while (*p != NULL)
p = &(*p)->next;
*p = codec;
codec->next = NULL;
if (codec->init_static_data)
......@@ -160,23 +167,24 @@ unsigned avcodec_get_edge_width(void)
return EDGE_WIDTH;
}
void avcodec_set_dimensions(AVCodecContext *s, int width, int height){
s->coded_width = width;
s->coded_height= height;
s->width = -((-width )>>s->lowres);
s->height= -((-height)>>s->lowres);
void avcodec_set_dimensions(AVCodecContext *s, int width, int height)
{
s->coded_width = width;
s->coded_height = height;
s->width = -((-width ) >> s->lowres);
s->height = -((-height) >> s->lowres);
}
#define INTERNAL_BUFFER_SIZE (32+1)
#define INTERNAL_BUFFER_SIZE (32 + 1)
void avcodec_align_dimensions2(AVCodecContext *s, int *width, int *height,
int linesize_align[AV_NUM_DATA_POINTERS])
{
int i;
int w_align= 1;
int h_align= 1;
int w_align = 1;
int h_align = 1;
switch(s->pix_fmt){
switch (s->pix_fmt) {
case PIX_FMT_YUV420P:
case PIX_FMT_YUYV422:
case PIX_FMT_UYVY422:
......@@ -231,63 +239,67 @@ void avcodec_align_dimensions2(AVCodecContext *s, int *width, int *height,
break;
case PIX_FMT_YUV411P:
case PIX_FMT_UYYVYY411:
w_align=32;
h_align=8;
w_align = 32;
h_align = 8;
break;
case PIX_FMT_YUV410P:
if(s->codec_id == AV_CODEC_ID_SVQ1){
w_align=64;
h_align=64;
if (s->codec_id == AV_CODEC_ID_SVQ1) {
w_align = 64;
h_align = 64;
}
case PIX_FMT_RGB555:
if(s->codec_id == AV_CODEC_ID_RPZA){
w_align=4;
h_align=4;
if (s->codec_id == AV_CODEC_ID_RPZA) {
w_align = 4;
h_align = 4;
}
case PIX_FMT_PAL8:
case PIX_FMT_BGR8:
case PIX_FMT_RGB8:
if(s->codec_id == AV_CODEC_ID_SMC){
w_align=4;
h_align=4;
if (s->codec_id == AV_CODEC_ID_SMC) {
w_align = 4;
h_align = 4;
}
break;
case PIX_FMT_BGR24:
if((s->codec_id == AV_CODEC_ID_MSZH) || (s->codec_id == AV_CODEC_ID_ZLIB)){
w_align=4;
h_align=4;
if ((s->codec_id == AV_CODEC_ID_MSZH) ||
(s->codec_id == AV_CODEC_ID_ZLIB)) {
w_align = 4;
h_align = 4;
}
break;
default:
w_align= 1;
h_align= 1;
w_align = 1;
h_align = 1;
break;
}
if(s->codec_id == AV_CODEC_ID_IFF_ILBM || s->codec_id == AV_CODEC_ID_IFF_BYTERUN1){
w_align= FFMAX(w_align, 8);
if (s->codec_id == AV_CODEC_ID_IFF_ILBM || s->codec_id == AV_CODEC_ID_IFF_BYTERUN1) {
w_align = FFMAX(w_align, 8);
}
*width = FFALIGN(*width , w_align);
*height= FFALIGN(*height, h_align);
if(s->codec_id == AV_CODEC_ID_H264 || s->lowres)
*height+=2; // some of the optimized chroma MC reads one line too much
// which is also done in mpeg decoders with lowres > 0
*width = FFALIGN(*width, w_align);
*height = FFALIGN(*height, h_align);
if (s->codec_id == AV_CODEC_ID_H264 || s->lowres)
// some of the optimized chroma MC reads one line too much
// which is also done in mpeg decoders with lowres > 0
*height += 2;
for (i = 0; i < 4; i++)
linesize_align[i] = STRIDE_ALIGN;
}
void avcodec_align_dimensions(AVCodecContext *s, int *width, int *height){
void avcodec_align_dimensions(AVCodecContext *s, int *width, int *height)
{
int chroma_shift = av_pix_fmt_descriptors[s->pix_fmt].log2_chroma_w;
int linesize_align[AV_NUM_DATA_POINTERS];
int align;
avcodec_align_dimensions2(s, width, height, linesize_align);
align = FFMAX(linesize_align[0], linesize_align[3]);
align = FFMAX(linesize_align[0], linesize_align[3]);
linesize_align[1] <<= chroma_shift;
linesize_align[2] <<= chroma_shift;
align = FFMAX3(align, linesize_align[1], linesize_align[2]);
*width=FFALIGN(*width, align);
align = FFMAX3(align, linesize_align[1], linesize_align[2]);
*width = FFALIGN(*width, align);
}
void ff_init_buffer_info(AVCodecContext *s, AVFrame *frame)
......@@ -376,7 +388,7 @@ static int audio_get_buffer(AVCodecContext *avctx, AVFrame *frame)
buf = avci->buffer;
/* if there is a previously-used internal buffer, check its size and
channel count to see if we can reuse it */
* channel count to see if we can reuse it */
if (buf->extended_data) {
/* if current buffer is too small, free it */
if (buf->extended_data[0] && buf_size > buf->audio_data_size) {
......@@ -384,10 +396,10 @@ static int audio_get_buffer(AVCodecContext *avctx, AVFrame *frame)
if (buf->extended_data != buf->data)
av_freep(&buf->extended_data);
buf->extended_data = NULL;
buf->data[0] = NULL;
buf->data[0] = NULL;
}
/* if number of channels has changed, reset and/or free extended data
pointers but leave data buffer in buf->data[0] for reuse */
* pointers but leave data buffer in buf->data[0] for reuse */
if (buf->nb_channels != avctx->channels) {
if (buf->extended_data != buf->data)
av_free(buf->extended_data);
......@@ -396,7 +408,7 @@ static int audio_get_buffer(AVCodecContext *avctx, AVFrame *frame)
}
/* if there is no previous buffer or the previous buffer cannot be used
as-is, allocate a new buffer and/or rearrange the channel pointers */
* as-is, allocate a new buffer and/or rearrange the channel pointers */
if (!buf->extended_data) {
if (!buf->data[0]) {
if (!(buf->data[0] = av_mallocz(buf_size)))
......@@ -422,12 +434,12 @@ static int audio_get_buffer(AVCodecContext *avctx, AVFrame *frame)
memcpy(frame->data, buf->data, sizeof(frame->data));
}
frame->type = FF_BUFFER_TYPE_INTERNAL;
frame->type = FF_BUFFER_TYPE_INTERNAL;
ff_init_buffer_info(avctx, frame);
if (avctx->debug & FF_DEBUG_BUFFERS)
av_log(avctx, AV_LOG_DEBUG, "default_get_buffer called on frame %p, "
"internal audio buffer used\n", frame);
"internal audio buffer used\n", frame);
return 0;
}
......@@ -435,55 +447,55 @@ static int audio_get_buffer(AVCodecContext *avctx, AVFrame *frame)
static int video_get_buffer(AVCodecContext *s, AVFrame *pic)
{
int i;
int w= s->width;
int h= s->height;
int w = s->width;
int h = s->height;
InternalBuffer *buf;
AVCodecInternal *avci = s->internal;
if(pic->data[0]!=NULL) {
if (pic->data[0] != NULL) {
av_log(s, AV_LOG_ERROR, "pic->data[0]!=NULL in avcodec_default_get_buffer\n");
return -1;
}
if(avci->buffer_count >= INTERNAL_BUFFER_SIZE) {
if (avci->buffer_count >= INTERNAL_BUFFER_SIZE) {
av_log(s, AV_LOG_ERROR, "buffer_count overflow (missing release_buffer?)\n");
return -1;
}
if(av_image_check_size(w, h, 0, s) || s->pix_fmt<0) {
if (av_image_check_size(w, h, 0, s) || s->pix_fmt<0) {
av_log(s, AV_LOG_ERROR, "video_get_buffer: image parameters invalid\n");
return -1;
}
if (!avci->buffer) {
avci->buffer = av_mallocz((INTERNAL_BUFFER_SIZE+1) *
avci->buffer = av_mallocz((INTERNAL_BUFFER_SIZE + 1) *
sizeof(InternalBuffer));
}
buf = &avci->buffer[avci->buffer_count];
if(buf->base[0] && (buf->width != w || buf->height != h || buf->pix_fmt != s->pix_fmt)){
if (buf->base[0] && (buf->width != w || buf->height != h || buf->pix_fmt != s->pix_fmt)) {
for (i = 0; i < AV_NUM_DATA_POINTERS; i++) {
av_freep(&buf->base[i]);
buf->data[i]= NULL;
buf->data[i] = NULL;
}
}
if (!buf->base[0]) {
int h_chroma_shift, v_chroma_shift;
int size[4] = {0};
int size[4] = { 0 };
int tmpsize;
int unaligned;
AVPicture picture;
int stride_align[AV_NUM_DATA_POINTERS];
const int pixel_size = av_pix_fmt_descriptors[s->pix_fmt].comp[0].step_minus1+1;
const int pixel_size = av_pix_fmt_descriptors[s->pix_fmt].comp[0].step_minus1 + 1;
avcodec_get_chroma_sub_sample(s->pix_fmt, &h_chroma_shift, &v_chroma_shift);
avcodec_align_dimensions2(s, &w, &h, stride_align);
if(!(s->flags&CODEC_FLAG_EMU_EDGE)){
w+= EDGE_WIDTH*2;
h+= EDGE_WIDTH*2;
if (!(s->flags & CODEC_FLAG_EMU_EDGE)) {
w += EDGE_WIDTH * 2;
h += EDGE_WIDTH * 2;
}
do {
......@@ -491,70 +503,69 @@ static int video_get_buffer(AVCodecContext *s, AVFrame *pic)
// that linesize[0] == 2*linesize[1] in the MPEG-encoder for 4:2:2
av_image_fill_linesizes(picture.linesize, s->pix_fmt, w);
// increase alignment of w for next try (rhs gives the lowest bit set in w)
w += w & ~(w-1);
w += w & ~(w - 1);
unaligned = 0;
for (i=0; i<4; i++){
for (i = 0; i < 4; i++)
unaligned |= picture.linesize[i] % stride_align[i];
}
} while (unaligned);
tmpsize = av_image_fill_pointers(picture.data, s->pix_fmt, h, NULL, picture.linesize);
if (tmpsize < 0)
return -1;
for (i=0; i<3 && picture.data[i+1]; i++)
size[i] = picture.data[i+1] - picture.data[i];
for (i = 0; i < 3 && picture.data[i + 1]; i++)
size[i] = picture.data[i + 1] - picture.data[i];
size[i] = tmpsize - (picture.data[i] - picture.data[0]);
memset(buf->base, 0, sizeof(buf->base));
memset(buf->data, 0, sizeof(buf->data));
for(i=0; i<4 && size[i]; i++){
const int h_shift= i==0 ? 0 : h_chroma_shift;
const int v_shift= i==0 ? 0 : v_chroma_shift;
for (i = 0; i < 4 && size[i]; i++) {
const int h_shift = i == 0 ? 0 : h_chroma_shift;
const int v_shift = i == 0 ? 0 : v_chroma_shift;
buf->linesize[i]= picture.linesize[i];
buf->linesize[i] = picture.linesize[i];
buf->base[i]= av_malloc(size[i]+16); //FIXME 16
if(buf->base[i]==NULL)
buf->base[i] = av_malloc(size[i] + 16); //FIXME 16
if (buf->base[i] == NULL)
return AVERROR(ENOMEM);
memset(buf->base[i], 128, size[i]);
// no edge if EDGE EMU or not planar YUV
if((s->flags&CODEC_FLAG_EMU_EDGE) || !size[2])
if ((s->flags & CODEC_FLAG_EMU_EDGE) || !size[2])
buf->data[i] = buf->base[i];
else
buf->data[i] = buf->base[i] + FFALIGN((buf->linesize[i]*EDGE_WIDTH>>v_shift) + (pixel_size*EDGE_WIDTH>>h_shift), stride_align[i]);
buf->data[i] = buf->base[i] + FFALIGN((buf->linesize[i] * EDGE_WIDTH >> v_shift) + (pixel_size * EDGE_WIDTH >> h_shift), stride_align[i]);
}
for (; i < AV_NUM_DATA_POINTERS; i++) {
buf->base[i] = buf->data[i] = NULL;
buf->base[i] = buf->data[i] = NULL;
buf->linesize[i] = 0;
}
if(size[1] && !size[2])
ff_set_systematic_pal2((uint32_t*)buf->data[1], s->pix_fmt);
buf->width = s->width;
buf->height = s->height;
buf->pix_fmt= s->pix_fmt;
if (size[1] && !size[2])
ff_set_systematic_pal2((uint32_t *)buf->data[1], s->pix_fmt);
buf->width = s->width;
buf->height = s->height;
buf->pix_fmt = s->pix_fmt;
}
pic->type= FF_BUFFER_TYPE_INTERNAL;
pic->type = FF_BUFFER_TYPE_INTERNAL;
for (i = 0; i < AV_NUM_DATA_POINTERS; i++) {
pic->base[i]= buf->base[i];
pic->data[i]= buf->data[i];
pic->linesize[i]= buf->linesize[i];
pic->base[i] = buf->base[i];
pic->data[i] = buf->data[i];
pic->linesize[i] = buf->linesize[i];
}
pic->extended_data = pic->data;
avci->buffer_count++;
pic->width = buf->width;
pic->height = buf->height;
pic->format = buf->pix_fmt;
pic->width = buf->width;
pic->height = buf->height;
pic->format = buf->pix_fmt;
ff_init_buffer_info(s, pic);
if(s->debug&FF_DEBUG_BUFFERS)
if (s->debug & FF_DEBUG_BUFFERS)
av_log(s, AV_LOG_DEBUG, "default_get_buffer called on pic %p, %d "
"buffers used\n", pic, avci->buffer_count);
"buffers used\n", pic, avci->buffer_count);
return 0;
}
......@@ -571,14 +582,15 @@ int avcodec_default_get_buffer(AVCodecContext *avctx, AVFrame *frame)
}
}
void avcodec_default_release_buffer(AVCodecContext *s, AVFrame *pic){
void avcodec_default_release_buffer(AVCodecContext *s, AVFrame *pic)
{
int i;
InternalBuffer *buf, *last;
AVCodecInternal *avci = s->internal;
av_assert0(s->codec_type == AVMEDIA_TYPE_VIDEO);
assert(pic->type==FF_BUFFER_TYPE_INTERNAL);
assert(pic->type == FF_BUFFER_TYPE_INTERNAL);
assert(avci->buffer_count);
if (avci->buffer) {
......@@ -596,18 +608,18 @@ void avcodec_default_release_buffer(AVCodecContext *s, AVFrame *pic){
FFSWAP(InternalBuffer, *buf, *last);
}
for (i = 0; i < AV_NUM_DATA_POINTERS; i++) {
pic->data[i]=NULL;
for (i = 0; i < AV_NUM_DATA_POINTERS; i++)
pic->data[i] = NULL;
// pic->base[i]=NULL;
}
//printf("R%X\n", pic->opaque);
//printf("R%X\n", pic->opaque);
if(s->debug&FF_DEBUG_BUFFERS)
if (s->debug & FF_DEBUG_BUFFERS)
av_log(s, AV_LOG_DEBUG, "default_release_buffer called on pic %p, %d "
"buffers used\n", pic, avci->buffer_count);
"buffers used\n", pic, avci->buffer_count);
}
int avcodec_default_reget_buffer(AVCodecContext *s, AVFrame *pic){
int avcodec_default_reget_buffer(AVCodecContext *s, AVFrame *pic)
{
AVFrame temp_pic;
int i;
......@@ -622,7 +634,7 @@ int avcodec_default_reget_buffer(AVCodecContext *s, AVFrame *pic){
ff_init_buffer_info(s, pic);
/* If no picture return a new buffer */
if(pic->data[0] == NULL) {
if (pic->data[0] == NULL) {
/* We will copy from buffer, so must be readable */
pic->buffer_hints |= FF_BUFFER_HINTS_READABLE;
return s->get_buffer(s, pic);
......@@ -631,7 +643,7 @@ int avcodec_default_reget_buffer(AVCodecContext *s, AVFrame *pic){
assert(s->pix_fmt == pic->format);
/* If internal buffer type return the same buffer */
if(pic->type == FF_BUFFER_TYPE_INTERNAL) {
if (pic->type == FF_BUFFER_TYPE_INTERNAL) {
return 0;
}
......@@ -639,60 +651,71 @@ int avcodec_default_reget_buffer(AVCodecContext *s, AVFrame *pic){
* Not internal type and reget_buffer not overridden, emulate cr buffer
*/
temp_pic = *pic;
for(i = 0; i < AV_NUM_DATA_POINTERS; i++)
for (i = 0; i < AV_NUM_DATA_POINTERS; i++)
pic->data[i] = pic->base[i] = NULL;
pic->opaque = NULL;
/* Allocate new frame */
if (s->get_buffer(s, pic))
return -1;
/* Copy image data from old buffer to new buffer */
av_picture_copy((AVPicture*)pic, (AVPicture*)&temp_pic, s->pix_fmt, s->width,
s->height);
av_picture_copy((AVPicture *)pic, (AVPicture *)&temp_pic, s->pix_fmt, s->width,
s->height);
s->release_buffer(s, &temp_pic); // Release old frame
return 0;
}
int avcodec_default_execute(AVCodecContext *c, int (*func)(AVCodecContext *c2, void *arg2),void *arg, int *ret, int count, int size){
int avcodec_default_execute(AVCodecContext *c, int (*func)(AVCodecContext *c2, void *arg2), void *arg, int *ret, int count, int size)
{
int i;
for(i=0; i<count; i++){
int r= func(c, (char*)arg + i*size);
if(ret) ret[i]= r;
for (i = 0; i < count; i++) {
int r = func(c, (char *)arg + i * size);
if (ret)
ret[i] = r;
}
return 0;
}
int avcodec_default_execute2(AVCodecContext *c, int (*func)(AVCodecContext *c2, void *arg2, int jobnr, int threadnr),void *arg, int *ret, int count){
int avcodec_default_execute2(AVCodecContext *c, int (*func)(AVCodecContext *c2, void *arg2, int jobnr, int threadnr), void *arg, int *ret, int count)
{
int i;
for(i=0; i<count; i++){
int r= func(c, arg, i, 0);
if(ret) ret[i]= r;
for (i = 0; i < count; i++) {
int r = func(c, arg, i, 0);
if (ret)
ret[i] = r;
}
return 0;
}
enum PixelFormat avcodec_default_get_format(struct AVCodecContext *s, const enum PixelFormat *fmt){
enum PixelFormat avcodec_default_get_format(struct AVCodecContext *s, const enum PixelFormat *fmt)
{
while (*fmt != PIX_FMT_NONE && ff_is_hwaccel_pix_fmt(*fmt))
++fmt;
return fmt[0];
}
void avcodec_get_frame_defaults(AVFrame *pic){
void avcodec_get_frame_defaults(AVFrame *pic)
{
memset(pic, 0, sizeof(AVFrame));
pic->pts = pic->pkt_dts = pic->pkt_pts = pic->best_effort_timestamp = AV_NOPTS_VALUE;
pic->pkt_duration = 0;
pic->pkt_pos = -1;
pic->key_frame= 1;
pic->sample_aspect_ratio = (AVRational){0, 1};
pic->format = -1; /* unknown */
pic->pts =
pic->pkt_dts =
pic->pkt_pts =
pic->best_effort_timestamp = AV_NOPTS_VALUE;
pic->pkt_duration = 0;
pic->pkt_pos = -1;
pic->key_frame = 1;
pic->sample_aspect_ratio = (AVRational) {0, 1 };
pic->format = -1; /* unknown */
}
AVFrame *avcodec_alloc_frame(void){
AVFrame *pic= av_malloc(sizeof(AVFrame));
AVFrame *avcodec_alloc_frame(void)
{
AVFrame *pic = av_malloc(sizeof(AVFrame));
if(pic==NULL) return NULL;
if (pic == NULL)
return NULL;
avcodec_get_frame_defaults(pic);
......@@ -726,7 +749,7 @@ static int get_bit_rate(AVCodecContext *ctx)
int bit_rate;
int bits_per_sample;
switch(ctx->codec_type) {
switch (ctx->codec_type) {
case AVMEDIA_TYPE_VIDEO:
case AVMEDIA_TYPE_DATA:
case AVMEDIA_TYPE_SUBTITLE:
......@@ -765,7 +788,7 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *code
}
if ((codec && avctx->codec && codec != avctx->codec)) {
av_log(avctx, AV_LOG_ERROR, "This AVCodecContext was allocated for %s, "
"but %s passed to avcodec_open2().\n", avctx->codec->name, codec->name);
"but %s passed to avcodec_open2().\n", avctx->codec->name, codec->name);
return AVERROR(EINVAL);
}
if (!codec)
......@@ -784,7 +807,7 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *code
}
entangled_thread_counter++;
if(entangled_thread_counter != 1){
if (entangled_thread_counter != 1) {
av_log(avctx, AV_LOG_ERROR, "insufficient thread locking around avcodec_open/close()\n");
ret = -1;
goto end;
......@@ -797,19 +820,19 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *code
}
if (codec->priv_data_size > 0) {
if(!avctx->priv_data){
avctx->priv_data = av_mallocz(codec->priv_data_size);
if (!avctx->priv_data) {
ret = AVERROR(ENOMEM);
goto end;
}
if (codec->priv_class) {
*(const AVClass**)avctx->priv_data = codec->priv_class;
av_opt_set_defaults(avctx->priv_data);
avctx->priv_data = av_mallocz(codec->priv_data_size);
if (!avctx->priv_data) {
ret = AVERROR(ENOMEM);
goto end;
}
if (codec->priv_class) {
*(const AVClass **)avctx->priv_data = codec->priv_class;
av_opt_set_defaults(avctx->priv_data);
}
}
}
if (codec->priv_class && (ret = av_opt_set_dict(avctx->priv_data, &tmp)) < 0)
goto free_and_end;
if (codec->priv_class && (ret = av_opt_set_dict(avctx->priv_data, &tmp)) < 0)
goto free_and_end;
} else {
avctx->priv_data = NULL;
}
......@@ -824,10 +847,11 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *code
}
//We only call avcodec_set_dimensions() for non h264 codecs so as not to overwrite previously setup dimensions
if(!( avctx->coded_width && avctx->coded_height && avctx->width && avctx->height && avctx->codec_id == AV_CODEC_ID_H264)){
if(avctx->coded_width && avctx->coded_height)
if (!( avctx->coded_width && avctx->coded_height && avctx->width && avctx->height && avctx->codec_id == AV_CODEC_ID_H264)){
if (avctx->coded_width && avctx->coded_height)
avcodec_set_dimensions(avctx, avctx->coded_width, avctx->coded_height);
else if(avctx->width && avctx->height)
else if (avctx->width && avctx->height)
avcodec_set_dimensions(avctx, avctx->width, avctx->height);
}
......@@ -839,7 +863,7 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *code
}
/* if the decoder init function was already called previously,
free the already allocated subtitle_header before overwriting it */
* free the already allocated subtitle_header before overwriting it */
if (av_codec_is_decoder(codec))
av_freep(&avctx->subtitle_header);
......@@ -856,7 +880,7 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *code
avctx->codec_id = codec->id;
}
if (avctx->codec_id != codec->id || (avctx->codec_type != codec->type
&& avctx->codec_type != AVMEDIA_TYPE_ATTACHMENT)) {
&& avctx->codec_type != AVMEDIA_TYPE_ATTACHMENT)) {
av_log(avctx, AV_LOG_ERROR, "codec type or id mismatches\n");
ret = AVERROR(EINVAL);
goto free_and_end;
......@@ -962,7 +986,8 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *code
avctx->pts_correction_last_pts =
avctx->pts_correction_last_dts = INT64_MIN;
if(avctx->codec->init && (!(avctx->active_thread_type&FF_THREAD_FRAME) || avctx->internal->frame_thread_encoder)){
if ( avctx->codec->init && (!(avctx->active_thread_type&FF_THREAD_FRAME)
|| avctx->internal->frame_thread_encoder)) {
ret = avctx->codec->init(avctx);
if (ret < 0) {
goto free_and_end;
......@@ -998,7 +1023,7 @@ free_and_end:
av_dict_free(&tmp);
av_freep(&avctx->priv_data);
av_freep(&avctx->internal);
avctx->codec= NULL;
avctx->codec = NULL;
goto end;
}
......@@ -1029,7 +1054,7 @@ int ff_alloc_packet2(AVCodecContext *avctx, AVPacket *avpkt, int size)
av_init_packet(avpkt);
avpkt->destruct = destruct;
avpkt->size = size;
avpkt->size = size;
return 0;
} else {
int ret = av_new_packet(avpkt, size);
......@@ -1114,7 +1139,7 @@ int attribute_align_arg avcodec_encode_audio2(AVCodecContext *avctx,
if (av_sample_fmt_is_planar(avctx->sample_fmt) &&
avctx->channels > AV_NUM_DATA_POINTERS) {
av_log(avctx, AV_LOG_ERROR, "Encoding to a planar sample format, "
"with more than %d channels, but extended_data is not set.\n",
"with more than %d channels, but extended_data is not set.\n",
AV_NUM_DATA_POINTERS);
return AVERROR(EINVAL);
}
......@@ -1201,8 +1226,8 @@ int attribute_align_arg avcodec_encode_audio2(AVCodecContext *avctx,
}
/* NOTE: if we add any audio encoders which output non-keyframe packets,
this needs to be moved to the encoders, but for now we can do it
here to simplify things */
* this needs to be moved to the encoders, but for now we can do it
* here to simplify things */
avpkt->flags |= AV_PKT_FLAG_KEY;
if (padded_frame) {
......@@ -1237,38 +1262,38 @@ int attribute_align_arg avcodec_encode_audio(AVCodecContext *avctx,
frame->nb_samples = avctx->frame_size;
} else {
/* if frame_size is not set, the number of samples must be
calculated from the buffer size */
* calculated from the buffer size */
int64_t nb_samples;
if (!av_get_bits_per_sample(avctx->codec_id)) {
av_log(avctx, AV_LOG_ERROR, "avcodec_encode_audio() does not "
"support this codec\n");
"support this codec\n");
return AVERROR(EINVAL);
}
nb_samples = (int64_t)buf_size * 8 /
(av_get_bits_per_sample(avctx->codec_id) *
avctx->channels);
avctx->channels);
if (nb_samples >= INT_MAX)
return AVERROR(EINVAL);
frame->nb_samples = nb_samples;
}
/* it is assumed that the samples buffer is large enough based on the
relevant parameters */
* relevant parameters */
samples_size = av_samples_get_buffer_size(NULL, avctx->channels,
frame->nb_samples,
avctx->sample_fmt, 1);
if ((ret = avcodec_fill_audio_frame(frame, avctx->channels,
avctx->sample_fmt,
(const uint8_t *) samples,
(const uint8_t *)samples,
samples_size, 1)))
return ret;
/* fabricate frame pts from sample count.
this is needed because the avcodec_encode_audio() API does not have
a way for the user to provide pts */
if(avctx->sample_rate && avctx->time_base.num)
* this is needed because the avcodec_encode_audio() API does not have
* a way for the user to provide pts */
if (avctx->sample_rate && avctx->time_base.num)
frame->pts = ff_samples_to_time_base(avctx,
avctx->internal->sample_count);
avctx->internal->sample_count);
else
frame->pts = AV_NOPTS_VALUE;
avctx->internal->sample_count += frame->nb_samples;
......@@ -1290,16 +1315,17 @@ int attribute_align_arg avcodec_encode_audio(AVCodecContext *avctx,
return ret ? ret : pkt.size;
}
#endif
#if FF_API_OLD_ENCODE_VIDEO
int attribute_align_arg avcodec_encode_video(AVCodecContext *avctx, uint8_t *buf, int buf_size,
const AVFrame *pict)
const AVFrame *pict)
{
AVPacket pkt;
int ret, got_packet = 0;
if(buf_size < FF_MIN_BUFFER_SIZE){
if (buf_size < FF_MIN_BUFFER_SIZE) {
av_log(avctx, AV_LOG_ERROR, "buffer smaller than minimum size\n");
return -1;
}
......@@ -1325,6 +1351,7 @@ int attribute_align_arg avcodec_encode_video(AVCodecContext *avctx, uint8_t *buf
return ret ? ret : pkt.size;
}
#endif
int attribute_align_arg avcodec_encode_video2(AVCodecContext *avctx,
......@@ -1344,7 +1371,7 @@ int attribute_align_arg avcodec_encode_video2(AVCodecContext *avctx,
if (!(avctx->codec->capabilities & CODEC_CAP_DELAY) && !frame) {
av_free_packet(avpkt);
av_init_packet(avpkt);
avpkt->size = 0;
avpkt->size = 0;
return 0;
}
......@@ -1402,7 +1429,7 @@ int avcodec_encode_subtitle(AVCodecContext *avctx, uint8_t *buf, int buf_size,
const AVSubtitle *sub)
{
int ret;
if(sub->start_display_time) {
if (sub->start_display_time) {
av_log(avctx, AV_LOG_ERROR, "start_display_time must be 0.\n");
return -1;
}
......@@ -1487,8 +1514,8 @@ static void apply_param_change(AVCodecContext *avctx, AVPacket *avpkt)
}
int attribute_align_arg avcodec_decode_video2(AVCodecContext *avctx, AVFrame *picture,
int *got_picture_ptr,
const AVPacket *avpkt)
int *got_picture_ptr,
const AVPacket *avpkt)
{
int ret;
// copy to ensure we do not change avpkt
......@@ -1499,34 +1526,30 @@ int attribute_align_arg avcodec_decode_video2(AVCodecContext *avctx, AVFrame *pi
return AVERROR(EINVAL);
}
*got_picture_ptr= 0;
if((avctx->coded_width||avctx->coded_height) && av_image_check_size(avctx->coded_width, avctx->coded_height, 0, avctx))
*got_picture_ptr = 0;
if ((avctx->coded_width || avctx->coded_height) && av_image_check_size(avctx->coded_width, avctx->coded_height, 0, avctx))
return AVERROR(EINVAL);
if((avctx->codec->capabilities & CODEC_CAP_DELAY) || avpkt->size || (avctx->active_thread_type&FF_THREAD_FRAME)){
if ((avctx->codec->capabilities & CODEC_CAP_DELAY) || avpkt->size || (avctx->active_thread_type & FF_THREAD_FRAME)) {
int did_split = av_packet_split_side_data(&tmp);
apply_param_change(avctx, &tmp);
avctx->pkt = &tmp;
if (HAVE_THREADS && avctx->active_thread_type&FF_THREAD_FRAME)
ret = ff_thread_decode_frame(avctx, picture, got_picture_ptr,
&tmp);
if (HAVE_THREADS && avctx->active_thread_type & FF_THREAD_FRAME)
ret = ff_thread_decode_frame(avctx, picture, got_picture_ptr,
&tmp);
else {
ret = avctx->codec->decode(avctx, picture, got_picture_ptr,
&tmp);
picture->pkt_dts= avpkt->dts;
&tmp);
picture->pkt_dts = avpkt->dts;
if(!avctx->has_b_frames){
picture->pkt_pos= avpkt->pos;
picture->pkt_pos = avpkt->pos;
}
//FIXME these should be under if(!avctx->has_b_frames)
if (!picture->sample_aspect_ratio.num)
picture->sample_aspect_ratio = avctx->sample_aspect_ratio;
if (!picture->width)
picture->width = avctx->width;
if (!picture->height)
picture->height = avctx->height;
if (picture->format == PIX_FMT_NONE)
picture->format = avctx->pix_fmt;
if (!picture->sample_aspect_ratio.num) picture->sample_aspect_ratio = avctx->sample_aspect_ratio;
if (!picture->width) picture->width = avctx->width;
if (!picture->height) picture->height = avctx->height;
if (picture->format == PIX_FMT_NONE) picture->format = avctx->pix_fmt;
}
emms_c(); //needed to avoid an emms_c() call before every return;
......@@ -1544,25 +1567,25 @@ int attribute_align_arg avcodec_decode_video2(AVCodecContext *avctx, AVFrame *pi
picture->pkt_pts,
picture->pkt_dts);
}
}else
ret= 0;
} else
ret = 0;
return ret;
}
#if FF_API_OLD_DECODE_AUDIO
int attribute_align_arg avcodec_decode_audio3(AVCodecContext *avctx, int16_t *samples,
int *frame_size_ptr,
AVPacket *avpkt)
int *frame_size_ptr,
AVPacket *avpkt)
{
AVFrame frame;
int ret, got_frame = 0;
if (avctx->get_buffer != avcodec_default_get_buffer) {
av_log(avctx, AV_LOG_ERROR, "Custom get_buffer() for use with"
"avcodec_decode_audio3() detected. Overriding with avcodec_default_get_buffer\n");
"avcodec_decode_audio3() detected. Overriding with avcodec_default_get_buffer\n");
av_log(avctx, AV_LOG_ERROR, "Please port your application to "
"avcodec_decode_audio4()\n");
"avcodec_decode_audio4()\n");
avctx->get_buffer = avcodec_default_get_buffer;
avctx->release_buffer = avcodec_default_release_buffer;
}
......@@ -1571,13 +1594,13 @@ int attribute_align_arg avcodec_decode_audio3(AVCodecContext *avctx, int16_t *sa
if (ret >= 0 && got_frame) {
int ch, plane_size;
int planar = av_sample_fmt_is_planar(avctx->sample_fmt);
int planar = av_sample_fmt_is_planar(avctx->sample_fmt);
int data_size = av_samples_get_buffer_size(&plane_size, avctx->channels,
frame.nb_samples,
avctx->sample_fmt, 1);
if (*frame_size_ptr < data_size) {
av_log(avctx, AV_LOG_ERROR, "output buffer size is too small for "
"the current frame (%d < %d)\n", *frame_size_ptr, data_size);
"the current frame (%d < %d)\n", *frame_size_ptr, data_size);
return AVERROR(EINVAL);
}
......@@ -1596,6 +1619,7 @@ int attribute_align_arg avcodec_decode_audio3(AVCodecContext *avctx, int16_t *sa
}
return ret;
}
#endif
int attribute_align_arg avcodec_decode_audio4(AVCodecContext *avctx,
......@@ -1688,8 +1712,8 @@ int attribute_align_arg avcodec_decode_audio4(AVCodecContext *avctx,
}
int avcodec_decode_subtitle2(AVCodecContext *avctx, AVSubtitle *sub,
int *got_sub_ptr,
AVPacket *avpkt)
int *got_sub_ptr,
AVPacket *avpkt)
{
int ret;
......@@ -1714,8 +1738,7 @@ void avsubtitle_free(AVSubtitle *sub)
{
int i;
for (i = 0; i < sub->num_rects; i++)
{
for (i = 0; i < sub->num_rects; i++) {
av_freep(&sub->rects[i]->pict.data[0]);
av_freep(&sub->rects[i]->pict.data[1]);
av_freep(&sub->rects[i]->pict.data[2]);
......@@ -1739,7 +1762,7 @@ av_cold int avcodec_close(AVCodecContext *avctx)
}
entangled_thread_counter++;
if(entangled_thread_counter != 1){
if (entangled_thread_counter != 1) {
av_log(avctx, AV_LOG_ERROR, "insufficient thread locking around avcodec_open/close()\n");
entangled_thread_counter--;
return -1;
......@@ -1791,7 +1814,7 @@ static enum AVCodecID remap_deprecated_codec_id(enum AVCodecID id)
AVCodec *avcodec_find_encoder(enum AVCodecID id)
{
AVCodec *p, *experimental=NULL;
AVCodec *p, *experimental = NULL;
p = first_avcodec;
id= remap_deprecated_codec_id(id);
while (p) {
......@@ -1813,7 +1836,7 @@ AVCodec *avcodec_find_encoder_by_name(const char *name)
return NULL;
p = first_avcodec;
while (p) {
if (av_codec_is_encoder(p) && strcmp(name,p->name) == 0)
if (av_codec_is_encoder(p) && strcmp(name, p->name) == 0)
return p;
p = p->next;
}
......@@ -1844,7 +1867,7 @@ AVCodec *avcodec_find_decoder_by_name(const char *name)
return NULL;
p = first_avcodec;
while (p) {
if (av_codec_is_decoder(p) && strcmp(name,p->name) == 0)
if (av_codec_is_decoder(p) && strcmp(name, p->name) == 0)
return p;
p = p->next;
}
......@@ -1883,10 +1906,10 @@ size_t av_get_codec_tag_string(char *buf, size_t buf_size, unsigned int codec_ta
for (i = 0; i < 4; i++) {
len = snprintf(buf, buf_size,
IS_PRINT(codec_tag&0xFF) ? "%c" : "[%d]", codec_tag&0xFF);
buf += len;
buf_size = buf_size > len ? buf_size - len : 0;
ret += len;
codec_tag>>=8;
buf += len;
buf_size = buf_size > len ? buf_size - len : 0;
ret += len;
codec_tag >>= 8;
}
return ret;
}
......@@ -1925,7 +1948,8 @@ void avcodec_string(char *buf, int buf_size, AVCodecContext *enc, int encode)
snprintf(buf + strlen(buf), buf_size - strlen(buf),
" (%s / 0x%04X)", tag_buf, enc->codec_tag);
}
switch(enc->codec_type) {
switch (enc->codec_type) {
case AVMEDIA_TYPE_VIDEO:
if (enc->pix_fmt != PIX_FMT_NONE) {
snprintf(buf + strlen(buf), buf_size - strlen(buf),
......@@ -1938,19 +1962,19 @@ void avcodec_string(char *buf, int buf_size, AVCodecContext *enc, int encode)
enc->width, enc->height);
if (enc->sample_aspect_ratio.num) {
av_reduce(&display_aspect_ratio.num, &display_aspect_ratio.den,
enc->width*enc->sample_aspect_ratio.num,
enc->height*enc->sample_aspect_ratio.den,
1024*1024);
enc->width * enc->sample_aspect_ratio.num,
enc->height * enc->sample_aspect_ratio.den,
1024 * 1024);
snprintf(buf + strlen(buf), buf_size - strlen(buf),
" [SAR %d:%d DAR %d:%d]",
enc->sample_aspect_ratio.num, enc->sample_aspect_ratio.den,
display_aspect_ratio.num, display_aspect_ratio.den);
}
if(av_log_get_level() >= AV_LOG_DEBUG){
int g= av_gcd(enc->time_base.num, enc->time_base.den);
if (av_log_get_level() >= AV_LOG_DEBUG) {
int g = av_gcd(enc->time_base.num, enc->time_base.den);
snprintf(buf + strlen(buf), buf_size - strlen(buf),
", %d/%d",
enc->time_base.num/g, enc->time_base.den/g);
", %d/%d",
enc->time_base.num / g, enc->time_base.den / g);
}
}
if (encode) {
......@@ -2001,7 +2025,7 @@ const char *av_get_profile_name(const AVCodec *codec, int profile)
return NULL;
}
unsigned avcodec_version( void )
unsigned avcodec_version(void)
{
// av_assert0(AV_CODEC_ID_V410==164);
av_assert0(AV_CODEC_ID_PCM_S8_PLANAR==65563);
......@@ -2010,7 +2034,7 @@ unsigned avcodec_version( void )
av_assert0(AV_CODEC_ID_SRT==94216);
av_assert0(LIBAVCODEC_VERSION_MICRO >= 100);
return LIBAVCODEC_VERSION_INT;
return LIBAVCODEC_VERSION_INT;
}
const char *avcodec_configuration(void)
......@@ -2026,9 +2050,9 @@ const char *avcodec_license(void)
void avcodec_flush_buffers(AVCodecContext *avctx)
{
if(HAVE_THREADS && avctx->active_thread_type&FF_THREAD_FRAME)
if (HAVE_THREADS && avctx->active_thread_type & FF_THREAD_FRAME)
ff_thread_flush(avctx);
else if(avctx->codec->flush)
else if (avctx->codec->flush)
avctx->codec->flush(avctx);
avctx->pts_correction_last_pts =
......@@ -2046,16 +2070,16 @@ static void video_free_buffers(AVCodecContext *s)
if (avci->buffer_count)
av_log(s, AV_LOG_WARNING, "Found %i unreleased buffers!\n",
avci->buffer_count);
for(i=0; i<INTERNAL_BUFFER_SIZE; i++){
for (i = 0; i < INTERNAL_BUFFER_SIZE; i++) {
InternalBuffer *buf = &avci->buffer[i];
for(j=0; j<4; j++){
for (j = 0; j < 4; j++) {
av_freep(&buf->base[j]);
buf->data[j]= NULL;
buf->data[j] = NULL;
}
}
av_freep(&avci->buffer);
avci->buffer_count=0;
avci->buffer_count = 0;
}
static void audio_free_buffers(AVCodecContext *avctx)
......@@ -2091,7 +2115,7 @@ void avcodec_default_free_buffers(AVCodecContext *avctx)
int av_get_exact_bits_per_sample(enum AVCodecID codec_id)
{
switch(codec_id){
switch (codec_id) {
case AV_CODEC_ID_ADPCM_CT:
case AV_CODEC_ID_ADPCM_IMA_APC:
case AV_CODEC_ID_ADPCM_IMA_EA_SEAD:
......@@ -2324,16 +2348,18 @@ int av_get_audio_frame_duration(AVCodecContext *avctx, int frame_bytes)
}
#if !HAVE_THREADS
int ff_thread_init(AVCodecContext *s){
int ff_thread_init(AVCodecContext *s)
{
return -1;
}
#endif
unsigned int av_xiphlacing(unsigned char *s, unsigned int v)
{
unsigned int n = 0;
while(v >= 0xff) {
while (v >= 0xff) {
*s++ = 0xff;
v -= 0xff;
n++;
......@@ -2343,9 +2369,10 @@ unsigned int av_xiphlacing(unsigned char *s, unsigned int v)
return n;
}
int ff_match_2uint16(const uint16_t (*tab)[2], int size, int a, int b){
int ff_match_2uint16(const uint16_t(*tab)[2], int size, int a, int b)
{
int i;
for(i=0; i<size && !(tab[i][0]==a && tab[i][1]==b); i++);
for (i = 0; i < size && !(tab[i][0] == a && tab[i][1] == b); i++) ;
return i;
}
......@@ -2392,13 +2419,12 @@ AVHWAccel *av_hwaccel_next(AVHWAccel *hwaccel)
AVHWAccel *ff_find_hwaccel(enum AVCodecID codec_id, enum PixelFormat pix_fmt)
{
AVHWAccel *hwaccel=NULL;
AVHWAccel *hwaccel = NULL;
while((hwaccel= av_hwaccel_next(hwaccel))){
if ( hwaccel->id == codec_id
while ((hwaccel = av_hwaccel_next(hwaccel)))
if (hwaccel->id == codec_id
&& hwaccel->pix_fmt == pix_fmt)
return hwaccel;
}
return NULL;
}
......@@ -2442,10 +2468,10 @@ int avpriv_unlock_avformat(void)
unsigned int avpriv_toupper4(unsigned int x)
{
return toupper( x &0xFF)
+ (toupper((x>>8 )&0xFF)<<8 )
+ (toupper((x>>16)&0xFF)<<16)
+ (toupper((x>>24)&0xFF)<<24);
return toupper(x & 0xFF)
+ (toupper((x >> 8) & 0xFF) << 8)
+ (toupper((x >> 16) & 0xFF) << 16)
+ (toupper((x >> 24) & 0xFF) << 24);
}
#if !HAVE_THREADS
......
libavformat/Makefile
View file @ 67d501b4
......@@ -318,7 +318,7 @@ OBJS-$(CONFIG_SIFF_DEMUXER) += siff.o
OBJS-$(CONFIG_SMACKER_DEMUXER) += smacker.o
OBJS-$(CONFIG_SMJPEG_DEMUXER) += smjpegdec.o smjpeg.o
OBJS-$(CONFIG_SMJPEG_MUXER) += smjpegenc.o smjpeg.o
OBJS-$(CONFIG_SMOOTHSTREAMING_MUXER) += smoothstreamingenc.o
OBJS-$(CONFIG_SMOOTHSTREAMING_MUXER) += smoothstreamingenc.o isom.o
OBJS-$(CONFIG_SMUSH_DEMUXER) += smush.o
OBJS-$(CONFIG_SOL_DEMUXER) += sol.o pcm.o
OBJS-$(CONFIG_SOX_DEMUXER) += soxdec.o pcm.o
......
libavformat/mov.c
View file @ 67d501b4
......@@ -1141,14 +1141,19 @@ static int mov_read_stco(MOVContext *c, AVIOContext *pb, MOVAtom atom)
sc->chunk_count = entries;
if (atom.type == MKTAG('s','t','c','o'))
for (i=0; i<entries; i++)
for (i = 0; i < entries && !pb->eof_reached; i++)
sc->chunk_offsets[i] = avio_rb32(pb);
else if (atom.type == MKTAG('c','o','6','4'))
for (i=0; i<entries; i++)
for (i = 0; i < entries && !pb->eof_reached; i++)
sc->chunk_offsets[i] = avio_rb64(pb);
else
return AVERROR_INVALIDDATA;
sc->chunk_count = i;
if (pb->eof_reached)
return AVERROR_EOF;
return 0;
}
......@@ -1198,7 +1203,9 @@ int ff_mov_read_stsd_entries(MOVContext *c, AVIOContext *pb, int entries)
st = c->fc->streams[c->fc->nb_streams-1];
sc = st->priv_data;
for (pseudo_stream_id=0; pseudo_stream_id<entries; pseudo_stream_id++) {
for (pseudo_stream_id = 0;
pseudo_stream_id < entries && !pb->eof_reached;
pseudo_stream_id++) {
//Parsing Sample description table
enum AVCodecID id;
int dref_id = 1;
......@@ -1483,6 +1490,9 @@ int ff_mov_read_stsd_entries(MOVContext *c, AVIOContext *pb, int entries)
avio_skip(pb, a.size);
}
if (pb->eof_reached)
return AVERROR_EOF;
if (st->codec->codec_type==AVMEDIA_TYPE_AUDIO && st->codec->sample_rate==0 && sc->time_scale>1)
st->codec->sample_rate= sc->time_scale;
......@@ -1585,13 +1595,18 @@ static int mov_read_stsc(MOVContext *c, AVIOContext *pb, MOVAtom atom)
sc->stsc_data = av_malloc(entries * sizeof(*sc->stsc_data));
if (!sc->stsc_data)
return AVERROR(ENOMEM);
sc->stsc_count = entries;
for (i=0; i<entries; i++) {
for (i = 0; i < entries && !pb->eof_reached; i++) {
sc->stsc_data[i].first = avio_rb32(pb);
sc->stsc_data[i].count = avio_rb32(pb);
sc->stsc_data[i].id = avio_rb32(pb);
}
sc->stsc_count = i;
if (pb->eof_reached)
return AVERROR_EOF;
return 0;
}
......@@ -1614,13 +1629,17 @@ static int mov_read_stps(MOVContext *c, AVIOContext *pb, MOVAtom atom)
sc->stps_data = av_malloc(entries * sizeof(*sc->stps_data));
if (!sc->stps_data)
return AVERROR(ENOMEM);
sc->stps_count = entries;
for (i = 0; i < entries; i++) {
for (i = 0; i < entries && !pb->eof_reached; i++) {
sc->stps_data[i] = avio_rb32(pb);
//av_dlog(c->fc, "stps %d\n", sc->stps_data[i]);
}
sc->stps_count = i;
if (pb->eof_reached)
return AVERROR_EOF;
return 0;
}
......@@ -1652,12 +1671,17 @@ static int mov_read_stss(MOVContext *c, AVIOContext *pb, MOVAtom atom)
sc->keyframes = av_malloc(entries * sizeof(int));
if (!sc->keyframes)
return AVERROR(ENOMEM);
sc->keyframe_count = entries;
for (i=0; i<entries; i++) {
for (i = 0; i < entries && !pb->eof_reached; i++) {
sc->keyframes[i] = avio_rb32(pb);
//av_dlog(c->fc, "keyframes[]=%d\n", sc->keyframes[i]);
}
sc->keyframe_count = i;
if (pb->eof_reached)
return AVERROR_EOF;
return 0;
}
......@@ -1725,11 +1749,16 @@ static int mov_read_stsz(MOVContext *c, AVIOContext *pb, MOVAtom atom)
init_get_bits(&gb, buf, 8*num_bytes);
for (i = 0; i < entries; i++) {
for (i = 0; i < entries && !pb->eof_reached; i++) {
sc->sample_sizes[i] = get_bits_long(&gb, field_size);
sc->data_size += sc->sample_sizes[i];
}
sc->sample_count = i;
if (pb->eof_reached)
return AVERROR_EOF;
av_free(buf);
return 0;
}
......@@ -1761,9 +1790,7 @@ static int mov_read_stts(MOVContext *c, AVIOContext *pb, MOVAtom atom)
if (!sc->stts_data)
return AVERROR(ENOMEM);
sc->stts_count = entries;
for (i=0; i<entries; i++) {
for (i = 0; i < entries && !pb->eof_reached; i++) {
int sample_duration;
int sample_count;
......@@ -1784,6 +1811,11 @@ static int mov_read_stts(MOVContext *c, AVIOContext *pb, MOVAtom atom)
total_sample_count+=sample_count;
}
sc->stts_count = i;
if (pb->eof_reached)
return AVERROR_EOF;
st->nb_frames= total_sample_count;
if (duration)
st->duration= duration;
......@@ -1815,9 +1847,8 @@ static int mov_read_ctts(MOVContext *c, AVIOContext *pb, MOVAtom atom)
sc->ctts_data = av_malloc(entries * sizeof(*sc->ctts_data));
if (!sc->ctts_data)
return AVERROR(ENOMEM);
sc->ctts_count = entries;
for (i=0; i<entries; i++) {
for (i = 0; i < entries && !pb->eof_reached; i++) {
int count =avio_rb32(pb);
int duration =avio_rb32(pb);
......@@ -1838,6 +1869,11 @@ static int mov_read_ctts(MOVContext *c, AVIOContext *pb, MOVAtom atom)
sc->dts_shift = FFMAX(sc->dts_shift, -duration);
}
sc->ctts_count = i;
if (pb->eof_reached)
return AVERROR_EOF;
av_dlog(c->fc, "dts shift %d\n", sc->dts_shift);
return 0;
......@@ -2420,7 +2456,7 @@ static int mov_read_trun(MOVContext *c, AVIOContext *pb, MOVAtom atom)
offset = frag->base_data_offset + data_offset;
distance = 0;
av_dlog(c->fc, "first sample flags 0x%x\n", first_sample_flags);
for (i = 0; i < entries; i++) {
for (i = 0; i < entries && !pb->eof_reached; i++) {
unsigned sample_size = frag->size;
int sample_flags = i ? frag->flags : first_sample_flags;
unsigned sample_duration = frag->duration;
......@@ -2451,6 +2487,10 @@ static int mov_read_trun(MOVContext *c, AVIOContext *pb, MOVAtom atom)
offset += sample_size;
sc->data_size += sample_size;
}
if (pb->eof_reached)
return AVERROR_EOF;
frag->moof_offset = offset;
st->duration = sc->track_end = dts + sc->time_offset;
return 0;
......
libavformat/smoothstreamingenc.c
View file @ 67d501b4
......@@ -30,6 +30,7 @@
#include "os_support.h"
#include "avc.h"
#include "url.h"
#include "isom.h"
#include "libavutil/opt.h"
#include "libavutil/avstring.h"
......@@ -617,5 +618,6 @@ AVOutputFormat ff_smoothstreaming_muxer = {
.write_header = ism_write_header,
.write_packet = ism_write_packet,
.write_trailer = ism_write_trailer,
.codec_tag = (const AVCodecTag* const []){ ff_mp4_obj_type, 0 },
.priv_class = &ism_class,
};
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