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ffmpeg: support setting the chroma intra matrix

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-02-10 19:02:01 +01:00
parent cbcfd7da4d
commit 3e70c7023e
2 changed files with 16 additions and 0 deletions
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2
ffmpeg.h
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@ -171,6 +171,8 @@ typedef struct OptionsContext {
int nb_intra_matrices;
SpecifierOpt *inter_matrices;
int nb_inter_matrices;
SpecifierOpt *chroma_intra_matrices;
int nb_chroma_intra_matrices;
SpecifierOpt *top_field_first;
int nb_top_field_first;
SpecifierOpt *metadata_map;

14
ffmpeg_opt.c
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@ -1265,6 +1265,7 @@ static OutputStream *new_video_stream(OptionsContext *o, AVFormatContext *oc, in
char *frame_size = NULL;
char *frame_pix_fmt = NULL;
char *intra_matrix = NULL, *inter_matrix = NULL;
char *chroma_intra_matrix = NULL;
int do_pass = 0;
int i;
@ -1297,6 +1298,16 @@ static OutputStream *new_video_stream(OptionsContext *o, AVFormatContext *oc, in
}
parse_matrix_coeffs(video_enc->intra_matrix, intra_matrix);
}
MATCH_PER_STREAM_OPT(chroma_intra_matrices, str, chroma_intra_matrix, oc, st);
if (chroma_intra_matrix) {
uint16_t *p = av_mallocz(sizeof(*video_enc->chroma_intra_matrix) * 64);
if (!p) {
av_log(NULL, AV_LOG_FATAL, "Could not allocate memory for intra matrix.\n");
exit_program(1);
}
av_codec_set_chroma_intra_matrix(video_enc, p);
parse_matrix_coeffs(p, chroma_intra_matrix);
}
MATCH_PER_STREAM_OPT(inter_matrices, str, inter_matrix, oc, st);
if (inter_matrix) {
if (!(video_enc->inter_matrix = av_mallocz(sizeof(*video_enc->inter_matrix) * 64))) {
@ -2860,6 +2871,9 @@ const OptionDef options[] = {
{ "inter_matrix", OPT_VIDEO | HAS_ARG | OPT_EXPERT | OPT_STRING | OPT_SPEC |
OPT_OUTPUT, { .off = OFFSET(inter_matrices) },
"specify inter matrix coeffs", "matrix" },
{ "chroma_intra_matrix", OPT_VIDEO | HAS_ARG | OPT_EXPERT | OPT_STRING | OPT_SPEC |
OPT_OUTPUT, { .off = OFFSET(chroma_intra_matrices) },
"specify intra matrix coeffs", "matrix" },
{ "top", OPT_VIDEO | HAS_ARG | OPT_EXPERT | OPT_INT| OPT_SPEC |
OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(top_field_first) },
"top=1/bottom=0/auto=-1 field first", "" },