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ffmpeg.wasm-core
Commit 03889074 authored by Anton Khirnov's avatar Anton Khirnov
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mpeg4videodec: move cplx_estimation_* fields from MpegEncContext to Mpeg4DecContext

parent 43af264d
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Showing with 34 additions and 33 deletions
libavcodec/mpeg4video.h
View file @ 03889074
......@@ -76,6 +76,10 @@ typedef struct Mpeg4DecContext {
int divx_build;
int xvid_build;
int lavc_build;
int cplx_estimation_trash_i;
int cplx_estimation_trash_p;
int cplx_estimation_trash_b;
} Mpeg4DecContext;
/* dc encoding for mpeg4 */
......
libavcodec/mpeg4videodec.c
View file @ 03889074
......@@ -1882,44 +1882,44 @@ static int decode_vol_header(Mpeg4DecContext *ctx, GetBitContext *gb)
int estimation_method = get_bits(gb, 2);
if (estimation_method < 2) {
if (!get_bits1(gb)) {
s->cplx_estimation_trash_i += 8 * get_bits1(gb); /* opaque */
s->cplx_estimation_trash_i += 8 * get_bits1(gb); /* transparent */
s->cplx_estimation_trash_i += 8 * get_bits1(gb); /* intra_cae */
s->cplx_estimation_trash_i += 8 * get_bits1(gb); /* inter_cae */
s->cplx_estimation_trash_i += 8 * get_bits1(gb); /* no_update */
s->cplx_estimation_trash_i += 8 * get_bits1(gb); /* upampling */
ctx->cplx_estimation_trash_i += 8 * get_bits1(gb); /* opaque */
ctx->cplx_estimation_trash_i += 8 * get_bits1(gb); /* transparent */
ctx->cplx_estimation_trash_i += 8 * get_bits1(gb); /* intra_cae */
ctx->cplx_estimation_trash_i += 8 * get_bits1(gb); /* inter_cae */
ctx->cplx_estimation_trash_i += 8 * get_bits1(gb); /* no_update */
ctx->cplx_estimation_trash_i += 8 * get_bits1(gb); /* upampling */
}
if (!get_bits1(gb)) {
s->cplx_estimation_trash_i += 8 * get_bits1(gb); /* intra_blocks */
s->cplx_estimation_trash_p += 8 * get_bits1(gb); /* inter_blocks */
s->cplx_estimation_trash_p += 8 * get_bits1(gb); /* inter4v_blocks */
s->cplx_estimation_trash_i += 8 * get_bits1(gb); /* not coded blocks */
ctx->cplx_estimation_trash_i += 8 * get_bits1(gb); /* intra_blocks */
ctx->cplx_estimation_trash_p += 8 * get_bits1(gb); /* inter_blocks */
ctx->cplx_estimation_trash_p += 8 * get_bits1(gb); /* inter4v_blocks */
ctx->cplx_estimation_trash_i += 8 * get_bits1(gb); /* not coded blocks */
}
if (!check_marker(gb, "in complexity estimation part 1")) {
skip_bits_long(gb, pos - get_bits_count(gb));
goto no_cplx_est;
}
if (!get_bits1(gb)) {
s->cplx_estimation_trash_i += 8 * get_bits1(gb); /* dct_coeffs */
s->cplx_estimation_trash_i += 8 * get_bits1(gb); /* dct_lines */
s->cplx_estimation_trash_i += 8 * get_bits1(gb); /* vlc_syms */
s->cplx_estimation_trash_i += 4 * get_bits1(gb); /* vlc_bits */
ctx->cplx_estimation_trash_i += 8 * get_bits1(gb); /* dct_coeffs */
ctx->cplx_estimation_trash_i += 8 * get_bits1(gb); /* dct_lines */
ctx->cplx_estimation_trash_i += 8 * get_bits1(gb); /* vlc_syms */
ctx->cplx_estimation_trash_i += 4 * get_bits1(gb); /* vlc_bits */
}
if (!get_bits1(gb)) {
s->cplx_estimation_trash_p += 8 * get_bits1(gb); /* apm */
s->cplx_estimation_trash_p += 8 * get_bits1(gb); /* npm */
s->cplx_estimation_trash_b += 8 * get_bits1(gb); /* interpolate_mc_q */
s->cplx_estimation_trash_p += 8 * get_bits1(gb); /* forwback_mc_q */
s->cplx_estimation_trash_p += 8 * get_bits1(gb); /* halfpel2 */
s->cplx_estimation_trash_p += 8 * get_bits1(gb); /* halfpel4 */
ctx->cplx_estimation_trash_p += 8 * get_bits1(gb); /* apm */
ctx->cplx_estimation_trash_p += 8 * get_bits1(gb); /* npm */
ctx->cplx_estimation_trash_b += 8 * get_bits1(gb); /* interpolate_mc_q */
ctx->cplx_estimation_trash_p += 8 * get_bits1(gb); /* forwback_mc_q */
ctx->cplx_estimation_trash_p += 8 * get_bits1(gb); /* halfpel2 */
ctx->cplx_estimation_trash_p += 8 * get_bits1(gb); /* halfpel4 */
}
if (!check_marker(gb, "in complexity estimation part 2")) {
skip_bits_long(gb, pos - get_bits_count(gb));
goto no_cplx_est;
}
if (estimation_method == 1) {
s->cplx_estimation_trash_i += 8 * get_bits1(gb); /* sadct */
s->cplx_estimation_trash_p += 8 * get_bits1(gb); /* qpel */
ctx->cplx_estimation_trash_i += 8 * get_bits1(gb); /* sadct */
ctx->cplx_estimation_trash_p += 8 * get_bits1(gb); /* qpel */
}
} else
av_log(s->avctx, AV_LOG_ERROR,
......@@ -1928,9 +1928,9 @@ static int decode_vol_header(Mpeg4DecContext *ctx, GetBitContext *gb)
} else {
no_cplx_est:
s->cplx_estimation_trash_i =
s->cplx_estimation_trash_p =
s->cplx_estimation_trash_b = 0;
ctx->cplx_estimation_trash_i =
ctx->cplx_estimation_trash_p =
ctx->cplx_estimation_trash_b = 0;
}
ctx->resync_marker = !get_bits1(gb); /* resync_marker_disabled */
......@@ -2175,11 +2175,11 @@ static int decode_vop_header(Mpeg4DecContext *ctx, GetBitContext *gb)
// FIXME complexity estimation stuff
if (ctx->shape != BIN_ONLY_SHAPE) {
skip_bits_long(gb, s->cplx_estimation_trash_i);
skip_bits_long(gb, ctx->cplx_estimation_trash_i);
if (s->pict_type != AV_PICTURE_TYPE_I)
skip_bits_long(gb, s->cplx_estimation_trash_p);
skip_bits_long(gb, ctx->cplx_estimation_trash_p);
if (s->pict_type == AV_PICTURE_TYPE_B)
skip_bits_long(gb, s->cplx_estimation_trash_b);
skip_bits_long(gb, ctx->cplx_estimation_trash_b);
s->intra_dc_threshold = ff_mpeg4_dc_threshold[get_bits(gb, 3)];
if (!s->progressive_sequence) {
......@@ -2247,8 +2247,8 @@ static int decode_vop_header(Mpeg4DecContext *ctx, GetBitContext *gb)
s->num_sprite_warping_points, s->sprite_warping_accuracy,
1 - s->no_rounding, s->vo_type,
s->vol_control_parameters ? " VOLC" : " ", s->intra_dc_threshold,
s->cplx_estimation_trash_i, s->cplx_estimation_trash_p,
s->cplx_estimation_trash_b);
ctx->cplx_estimation_trash_i, ctx->cplx_estimation_trash_p,
ctx->cplx_estimation_trash_b);
}
if (!s->scalability) {
......
libavcodec/mpegvideo.h
View file @ 03889074
......@@ -609,9 +609,6 @@ typedef struct MpegEncContext {
int mpeg_quant;
int t_frame; ///< time distance of first I -> B, used for interlaced b frames
int padding_bug_score; ///< used to detect the VERY common padding bug in MPEG4
int cplx_estimation_trash_i;
int cplx_estimation_trash_p;
int cplx_estimation_trash_b;
/* divx specific, used to workaround (many) bugs in divx5 */
int divx_packed;
......
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