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ffmpeg.wasm-core
Commit da55e098 authored by Justin Ruggles's avatar Justin Ruggles
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apedec: cosmetics 

break some excessively long lines and remove space after '*'
parent f64e0a2f
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Showing with 52 additions and 36 deletions
libavcodec/apedec.c
View file @ da55e098
......@@ -163,7 +163,7 @@ typedef struct APEContext {
// TODO: dsputilize
static av_cold int ape_decode_close(AVCodecContext * avctx)
static av_cold int ape_decode_close(AVCodecContext *avctx)
{
APEContext *s = avctx->priv_data;
int i;
......@@ -175,7 +175,7 @@ static av_cold int ape_decode_close(AVCodecContext * avctx)
return 0;
}
static av_cold int ape_decode_init(AVCodecContext * avctx)
static av_cold int ape_decode_init(AVCodecContext *avctx)
{
APEContext *s = avctx->priv_data;
int i;
......@@ -198,9 +198,11 @@ static av_cold int ape_decode_init(AVCodecContext * avctx)
s->compression_level = AV_RL16(avctx->extradata + 2);
s->flags = AV_RL16(avctx->extradata + 4);
av_log(avctx, AV_LOG_DEBUG, "Compression Level: %d - Flags: %d\n", s->compression_level, s->flags);
av_log(avctx, AV_LOG_DEBUG, "Compression Level: %d - Flags: %d\n",
s->compression_level, s->flags);
if (s->compression_level % 1000 || s->compression_level > COMPRESSION_LEVEL_INSANE) {
av_log(avctx, AV_LOG_ERROR, "Incorrect compression level %d\n", s->compression_level);
av_log(avctx, AV_LOG_ERROR, "Incorrect compression level %d\n",
s->compression_level);
return AVERROR_INVALIDDATA;
}
s->fset = s->compression_level / 1000 - 1;
......@@ -233,7 +235,7 @@ filter_alloc_fail:
#define BOTTOM_VALUE (TOP_VALUE >> 8)
/** Start the decoder */
static inline void range_start_decoding(APEContext * ctx)
static inline void range_start_decoding(APEContext *ctx)
{
ctx->rc.buffer = bytestream_get_byte(&ctx->ptr);
ctx->rc.low = ctx->rc.buffer >> (8 - EXTRA_BITS);
......@@ -241,7 +243,7 @@ static inline void range_start_decoding(APEContext * ctx)
}
/** Perform normalization */
static inline void range_dec_normalize(APEContext * ctx)
static inline void range_dec_normalize(APEContext *ctx)
{
while (ctx->rc.range <= BOTTOM_VALUE) {
ctx->rc.buffer <<= 8;
......@@ -259,7 +261,7 @@ static inline void range_dec_normalize(APEContext * ctx)
* @param tot_f is the total frequency or (code_value)1<<shift
* @return the culmulative frequency
*/
static inline int range_decode_culfreq(APEContext * ctx, int tot_f)
static inline int range_decode_culfreq(APEContext *ctx, int tot_f)
{
range_dec_normalize(ctx);
ctx->rc.help = ctx->rc.range / tot_f;
......@@ -271,7 +273,7 @@ static inline int range_decode_culfreq(APEContext * ctx, int tot_f)
* @param ctx decoder context
* @param shift number of bits to decode
*/
static inline int range_decode_culshift(APEContext * ctx, int shift)
static inline int range_decode_culshift(APEContext *ctx, int shift)
{
range_dec_normalize(ctx);
ctx->rc.help = ctx->rc.range >> shift;
......@@ -285,14 +287,14 @@ static inline int range_decode_culshift(APEContext * ctx, int shift)
* @param sy_f the interval length (frequency of the symbol)
* @param lt_f the lower end (frequency sum of < symbols)
*/
static inline void range_decode_update(APEContext * ctx, int sy_f, int lt_f)
static inline void range_decode_update(APEContext *ctx, int sy_f, int lt_f)
{
ctx->rc.low -= ctx->rc.help * lt_f;
ctx->rc.range = ctx->rc.help * sy_f;
}
/** Decode n bits (n <= 16) without modelling */
static inline int range_decode_bits(APEContext * ctx, int n)
static inline int range_decode_bits(APEContext *ctx, int n)
{
int sym = range_decode_culshift(ctx, n);
range_decode_update(ctx, 1, sym);
......@@ -344,7 +346,7 @@ static const uint16_t counts_diff_3980[21] = {
* @param counts probability range start position
* @param counts_diff probability range widths
*/
static inline int range_get_symbol(APEContext * ctx,
static inline int range_get_symbol(APEContext *ctx,
const uint16_t counts[],
const uint16_t counts_diff[])
{
......@@ -379,7 +381,7 @@ static inline void update_rice(APERice *rice, int x)
rice->k++;
}
static inline int ape_decode_value(APEContext * ctx, APERice *rice)
static inline int ape_decode_value(APEContext *ctx, APERice *rice)
{
int x, overflow;
......@@ -446,7 +448,7 @@ static inline int ape_decode_value(APEContext * ctx, APERice *rice)
return -(x >> 1);
}
static void entropy_decode(APEContext * ctx, int blockstodecode, int stereo)
static void entropy_decode(APEContext *ctx, int blockstodecode, int stereo)
{
int32_t *decoded0 = ctx->decoded0;
int32_t *decoded1 = ctx->decoded1;
......@@ -469,7 +471,7 @@ static void entropy_decode(APEContext * ctx, int blockstodecode, int stereo)
range_dec_normalize(ctx); /* normalize to use up all bytes */
}
static void init_entropy_decoder(APEContext * ctx)
static void init_entropy_decoder(APEContext *ctx)
{
/* Read the CRC */
ctx->CRC = bytestream_get_be32(&ctx->ptr);
......@@ -501,7 +503,7 @@ static const int32_t initial_coeffs[4] = {
360, 317, -109, 98
};
static void init_predictor_decoder(APEContext * ctx)
static void init_predictor_decoder(APEContext *ctx)
{
APEPredictor *p = &ctx->predictor;
......@@ -524,7 +526,10 @@ static inline int APESIGN(int32_t x) {
return (x < 0) - (x > 0);
}
static av_always_inline int predictor_update_filter(APEPredictor *p, const int decoded, const int filter, const int delayA, const int delayB, const int adaptA, const int adaptB)
static av_always_inline int predictor_update_filter(APEPredictor *p,
const int decoded, const int filter,
const int delayA, const int delayB,
const int adaptA, const int adaptB)
{
int32_t predictionA, predictionB, sign;
......@@ -568,7 +573,7 @@ static av_always_inline int predictor_update_filter(APEPredictor *p, const int d
return p->filterA[filter];
}
static void predictor_decode_stereo(APEContext * ctx, int count)
static void predictor_decode_stereo(APEContext *ctx, int count)
{
APEPredictor *p = &ctx->predictor;
int32_t *decoded0 = ctx->decoded0;
......@@ -576,9 +581,11 @@ static void predictor_decode_stereo(APEContext * ctx, int count)
while (count--) {
/* Predictor Y */
*decoded0 = predictor_update_filter(p, *decoded0, 0, YDELAYA, YDELAYB, YADAPTCOEFFSA, YADAPTCOEFFSB);
*decoded0 = predictor_update_filter(p, *decoded0, 0, YDELAYA, YDELAYB,
YADAPTCOEFFSA, YADAPTCOEFFSB);
decoded0++;
*decoded1 = predictor_update_filter(p, *decoded1, 1, XDELAYA, XDELAYB, XADAPTCOEFFSA, XADAPTCOEFFSB);
*decoded1 = predictor_update_filter(p, *decoded1, 1, XDELAYA, XDELAYB,
XADAPTCOEFFSA, XADAPTCOEFFSB);
decoded1++;
/* Combined */
......@@ -592,7 +599,7 @@ static void predictor_decode_stereo(APEContext * ctx, int count)
}
}
static void predictor_decode_mono(APEContext * ctx, int count)
static void predictor_decode_mono(APEContext *ctx, int count)
{
APEPredictor *p = &ctx->predictor;
int32_t *decoded0 = ctx->decoded0;
......@@ -637,7 +644,7 @@ static void predictor_decode_mono(APEContext * ctx, int count)
p->lastA[0] = currentA;
}
static void do_init_filter(APEFilter *f, int16_t * buf, int order)
static void do_init_filter(APEFilter *f, int16_t *buf, int order)
{
f->coeffs = buf;
f->historybuffer = buf + order;
......@@ -649,20 +656,23 @@ static void do_init_filter(APEFilter *f, int16_t * buf, int order)
f->avg = 0;
}
static void init_filter(APEContext * ctx, APEFilter *f, int16_t * buf, int order)
static void init_filter(APEContext *ctx, APEFilter *f, int16_t *buf, int order)
{
do_init_filter(&f[0], buf, order);
do_init_filter(&f[1], buf + order * 3 + HISTORY_SIZE, order);
}
static void do_apply_filter(APEContext * ctx, int version, APEFilter *f, int32_t *data, int count, int order, int fracbits)
static void do_apply_filter(APEContext *ctx, int version, APEFilter *f,
int32_t *data, int count, int order, int fracbits)
{
int res;
int absres;
while (count--) {
/* round fixedpoint scalar product */
res = ctx->dsp.scalarproduct_and_madd_int16(f->coeffs, f->delay - order, f->adaptcoeffs - order, order, APESIGN(*data));
res = ctx->dsp.scalarproduct_and_madd_int16(f->coeffs, f->delay - order,
f->adaptcoeffs - order,
order, APESIGN(*data));
res = (res + (1 << (fracbits - 1))) >> fracbits;
res += *data;
*data++ = res;
......@@ -681,7 +691,8 @@ static void do_apply_filter(APEContext * ctx, int version, APEFilter *f, int32_t
/* Update the adaption coefficients */
absres = FFABS(res);
if (absres)
*f->adaptcoeffs = ((res & (1<<31)) - (1<<30)) >> (25 + (absres <= f->avg*3) + (absres <= f->avg*4/3));
*f->adaptcoeffs = ((res & (1<<31)) - (1<<30)) >>
(25 + (absres <= f->avg*3) + (absres <= f->avg*4/3));
else
*f->adaptcoeffs = 0;
......@@ -704,8 +715,8 @@ static void do_apply_filter(APEContext * ctx, int version, APEFilter *f, int32_t
}
}
static void apply_filter(APEContext * ctx, APEFilter *f,
int32_t * data0, int32_t * data1,
static void apply_filter(APEContext *ctx, APEFilter *f,
int32_t *data0, int32_t *data1,
int count, int order, int fracbits)
{
do_apply_filter(ctx, ctx->fileversion, &f[0], data0, count, order, fracbits);
......@@ -713,19 +724,21 @@ static void apply_filter(APEContext * ctx, APEFilter *f,
do_apply_filter(ctx, ctx->fileversion, &f[1], data1, count, order, fracbits);
}
static void ape_apply_filters(APEContext * ctx, int32_t * decoded0,
int32_t * decoded1, int count)
static void ape_apply_filters(APEContext *ctx, int32_t *decoded0,
int32_t *decoded1, int count)
{
int i;
for (i = 0; i < APE_FILTER_LEVELS; i++) {
if (!ape_filter_orders[ctx->fset][i])
break;
apply_filter(ctx, ctx->filters[i], decoded0, decoded1, count, ape_filter_orders[ctx->fset][i], ape_filter_fracbits[ctx->fset][i]);
apply_filter(ctx, ctx->filters[i], decoded0, decoded1, count,
ape_filter_orders[ctx->fset][i],
ape_filter_fracbits[ctx->fset][i]);
}
}
static void init_frame_decoder(APEContext * ctx)
static void init_frame_decoder(APEContext *ctx)
{
int i;
init_entropy_decoder(ctx);
......@@ -734,11 +747,12 @@ static void init_frame_decoder(APEContext * ctx)
for (i = 0; i < APE_FILTER_LEVELS; i++) {
if (!ape_filter_orders[ctx->fset][i])
break;
init_filter(ctx, ctx->filters[i], ctx->filterbuf[i], ape_filter_orders[ctx->fset][i]);
init_filter(ctx, ctx->filters[i], ctx->filterbuf[i],
ape_filter_orders[ctx->fset][i]);
}
}
static void ape_unpack_mono(APEContext * ctx, int count)
static void ape_unpack_mono(APEContext *ctx, int count)
{
int32_t *decoded0 = ctx->decoded0;
int32_t *decoded1 = ctx->decoded1;
......@@ -762,7 +776,7 @@ static void ape_unpack_mono(APEContext * ctx, int count)
}
}
static void ape_unpack_stereo(APEContext * ctx, int count)
static void ape_unpack_stereo(APEContext *ctx, int count)
{
int32_t left, right;
int32_t *decoded0 = ctx->decoded0;
......@@ -790,7 +804,7 @@ static void ape_unpack_stereo(APEContext * ctx, int count)
}
}
static int ape_decode_frame(AVCodecContext * avctx,
static int ape_decode_frame(AVCodecContext *avctx,
void *data, int *data_size,
AVPacket *avpkt)
{
......@@ -805,7 +819,9 @@ static int ape_decode_frame(AVCodecContext * avctx,
/* should not happen but who knows */
if (BLOCKS_PER_LOOP * 2 * avctx->channels > *data_size) {
av_log (avctx, AV_LOG_ERROR, "Packet size is too big to be handled in lavc! (max is %d where you have %d)\n", *data_size, s->samples * 2 * avctx->channels);
av_log (avctx, AV_LOG_ERROR, "Packet size is too big to be handled "
"in lavc! (max is %d where you have %d)\n",
*data_size, s->samples * 2 * avctx->channels);
return -1;
}
......
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