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ffmpeg: switch swscale option handling to AVDictionary similar to what the other subsystems use 

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2015-08-08 13:33:46 +02:00
parent d3d776ccf9
commit 6dbaeed6b7
4 changed files with 19 additions and 6 deletions
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1
ffmpeg.c
View File

@ -4034,6 +4034,7 @@ static int transcode(void)
av_freep(&ost->apad);
av_freep(&ost->disposition);
av_dict_free(&ost->encoder_opts);
av_dict_free(&ost->sws_dict);
av_dict_free(&ost->swr_opts);
av_dict_free(&ost->resample_opts);
av_dict_free(&ost->bsf_args);

2
ffmpeg.h
View File

@ -432,8 +432,8 @@ typedef struct OutputStream {
char *filters; ///< filtergraph associated to the -filter option
char *filters_script; ///< filtergraph script associated to the -filter_script option
int64_t sws_flags;
AVDictionary *encoder_opts;
AVDictionary *sws_dict;
AVDictionary *swr_opts;
AVDictionary *resample_opts;
AVDictionary *bsf_args;

20
ffmpeg_filter.c
View File

@ -423,11 +423,17 @@ static int configure_output_video_filter(FilterGraph *fg, OutputFilter *ofilter,
if (codec->width || codec->height) {
char args[255];
AVFilterContext *filter;
AVDictionaryEntry *e = NULL;
snprintf(args, sizeof(args), "%d:%d:0x%X",
snprintf(args, sizeof(args), "%d:%d",
codec->width,
codec->height,
(unsigned)ost->sws_flags);
codec->height);
while ((e = av_dict_get(ost->sws_dict, "", e,
AV_DICT_IGNORE_SUFFIX))) {
av_strlcatf(args, sizeof(args), ":%s=%s", e->key, e->value);
}
snprintf(name, sizeof(name), "scaler for output stream %d:%d",
ost->file_index, ost->index);
if ((ret = avfilter_graph_create_filter(&filter, avfilter_get_by_name("scale"),
@ -961,7 +967,13 @@ int configure_filtergraph(FilterGraph *fg)
char args[512];
AVDictionaryEntry *e = NULL;
snprintf(args, sizeof(args), "flags=0x%X", (unsigned)ost->sws_flags);
args[0] = 0;
while ((e = av_dict_get(ost->sws_dict, "", e,
AV_DICT_IGNORE_SUFFIX))) {
av_strlcatf(args, sizeof(args), "%s=%s:", e->key, e->value);
}
if (strlen(args))
args[strlen(args)-1] = 0;
fg->graph->scale_sws_opts = av_strdup(args);
args[0] = 0;

2
ffmpeg_opt.c
View File

@ -1240,7 +1240,7 @@ static OutputStream *new_output_stream(OptionsContext *o, AVFormatContext *oc, e
if (oc->oformat->flags & AVFMT_GLOBALHEADER)
ost->enc_ctx->flags |= AV_CODEC_FLAG_GLOBAL_HEADER;
av_opt_get_int(o->g->sws_opts, "sws_flags", 0, &ost->sws_flags);
av_dict_copy(&ost->sws_dict, o->g->sws_dict, 0);
av_dict_copy(&ost->swr_opts, o->g->swr_opts, 0);
if (ost->enc && av_get_exact_bits_per_sample(ost->enc->id) == 24)