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fftools/ffmpeg_filter: make OutputFile.format/sample_rate private 

They are not used outside of the filtering code.
This commit is contained in:
Anton Khirnov 2023-07-06 17:09:59 +02:00
parent c9a99ffe51
commit 42f3f54cf4
2 changed files with 29 additions and 12 deletions
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2
fftools/ffmpeg.h
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@ -296,8 +296,6 @@ typedef struct OutputFilter {
/* desired output stream properties */
int width, height;
int format;
int sample_rate;
AVChannelLayout ch_layout;
// those are only set if no format is specified and the encoder gives us multiple options

39
fftools/ffmpeg_filter.c
View File

@ -133,6 +133,19 @@ static InputFilterPriv *ifp_from_ifilter(InputFilter *ifilter)
return (InputFilterPriv*)ifilter;
}
typedef struct OutputFilterPriv {
OutputFilter ofilter;
/* desired output stream properties */
int format;
int sample_rate;
} OutputFilterPriv;
static OutputFilterPriv *ofp_from_ofilter(OutputFilter *ofilter)
{
return (OutputFilterPriv*)ofilter;
}
static int configure_filtergraph(FilterGraph *fg);
static int sub2video_get_blank_frame(InputFilterPriv *ifp)
@ -333,11 +346,12 @@ static const char *choose_pix_fmts(OutputFilter *ofilter, AVBPrint *bprint)
#define DEF_CHOOSE_FORMAT(name, type, var, supported_list, none, printf_format, get_name) \
static void choose_ ## name (OutputFilter *ofilter, AVBPrint *bprint) \
{ \
if (ofilter->var == none && !ofilter->supported_list) \
OutputFilterPriv *ofp = ofp_from_ofilter(ofilter); \
if (ofp->var == none && !ofilter->supported_list) \
return; \
av_bprintf(bprint, #name "="); \
if (ofilter->var != none) { \
av_bprintf(bprint, printf_format, get_name(ofilter->var)); \
if (ofp->var != none) { \
av_bprintf(bprint, printf_format, get_name(ofp->var)); \
} else { \
const type *p; \
\
@ -580,11 +594,14 @@ static char *describe_filter_link(FilterGraph *fg, AVFilterInOut *inout, int in)
static OutputFilter *ofilter_alloc(FilterGraph *fg)
{
OutputFilterPriv *ofp;
OutputFilter *ofilter;
ofilter = ALLOC_ARRAY_ELEM(fg->outputs, fg->nb_outputs);
ofp = allocate_array_elem(&fg->outputs, sizeof(*ofp),
&fg->nb_outputs);
ofilter = &ofp->ofilter;
ofilter->graph = fg;
ofilter->format = -1;
ofp->format = -1;
ofilter->last_pts = AV_NOPTS_VALUE;
return ofilter;
@ -653,6 +670,7 @@ static void set_channel_layout(OutputFilter *f, OutputStream *ost)
void ofilter_bind_ost(OutputFilter *ofilter, OutputStream *ost)
{
OutputFilterPriv *ofp = ofp_from_ofilter(ofilter);
FilterGraph *fg = ofilter->graph;
const AVCodec *c = ost->enc_ctx->codec;
@ -666,19 +684,19 @@ void ofilter_bind_ost(OutputFilter *ofilter, OutputStream *ost)
ofilter->width = ost->enc_ctx->width;
ofilter->height = ost->enc_ctx->height;
if (ost->enc_ctx->pix_fmt != AV_PIX_FMT_NONE) {
ofilter->format = ost->enc_ctx->pix_fmt;
ofp->format = ost->enc_ctx->pix_fmt;
} else {
ofilter->formats = c->pix_fmts;
}
break;
case AVMEDIA_TYPE_AUDIO:
if (ost->enc_ctx->sample_fmt != AV_SAMPLE_FMT_NONE) {
ofilter->format = ost->enc_ctx->sample_fmt;
ofp->format = ost->enc_ctx->sample_fmt;
} else {
ofilter->formats = c->sample_fmts;
}
if (ost->enc_ctx->sample_rate) {
ofilter->sample_rate = ost->enc_ctx->sample_rate;
ofp->sample_rate = ost->enc_ctx->sample_rate;
} else {
ofilter->sample_rates = c->supported_samplerates;
}
@ -1570,14 +1588,15 @@ static int configure_filtergraph(FilterGraph *fg)
* make sure they stay the same if the filtergraph is reconfigured later */
for (i = 0; i < fg->nb_outputs; i++) {
OutputFilter *ofilter = fg->outputs[i];
OutputFilterPriv *ofp = ofp_from_ofilter(ofilter);
AVFilterContext *sink = ofilter->filter;
ofilter->format = av_buffersink_get_format(sink);
ofp->format = av_buffersink_get_format(sink);
ofilter->width = av_buffersink_get_w(sink);
ofilter->height = av_buffersink_get_h(sink);
ofilter->sample_rate = av_buffersink_get_sample_rate(sink);
ofp->sample_rate = av_buffersink_get_sample_rate(sink);
av_channel_layout_uninit(&ofilter->ch_layout);
ret = av_buffersink_get_ch_layout(sink, &ofilter->ch_layout);
if (ret < 0)