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fftools/ffmpeg_filter: add InputFilter private data 

Move InputFilter.frame_queue to it, which is not accessed outside of
ffmpeg_filter.
This commit is contained in:
Anton Khirnov 2023-04-25 23:44:49 +02:00
parent 1dcae45ecb
commit 04f0c40c74
2 changed files with 24 additions and 11 deletions
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2
fftools/ffmpeg.h
View File

@ -277,8 +277,6 @@ typedef struct InputFilter {
uint8_t *name;
enum AVMediaType type; // AVMEDIA_TYPE_SUBTITLE for sub2video
AVFifo *frame_queue;
// parameters configured for this input
int format;

33
fftools/ffmpeg_filter.c
View File

@ -52,6 +52,17 @@ static FilterGraphPriv *fgp_from_fg(FilterGraph *fg)
return (FilterGraphPriv*)fg;
}
typedef struct InputFilterPriv {
InputFilter ifilter;
AVFifo *frame_queue;
} InputFilterPriv;
static InputFilterPriv *ifp_from_ifilter(InputFilter *ifilter)
{
return (InputFilterPriv*)ifilter;
}
// FIXME: YUV420P etc. are actually supported with full color range,
// yet the latter information isn't available here.
static const enum AVPixelFormat *get_compliance_normal_pix_fmts(const AVCodec *codec, const enum AVPixelFormat default_formats[])
@ -205,14 +216,15 @@ static OutputFilter *ofilter_alloc(FilterGraph *fg)
static InputFilter *ifilter_alloc(FilterGraph *fg)
{
InputFilter *ifilter;
InputFilterPriv *ifp = allocate_array_elem(&fg->inputs, sizeof(*ifp),
&fg->nb_inputs);
InputFilter *ifilter = &ifp->ifilter;
ifilter = ALLOC_ARRAY_ELEM(fg->inputs, fg->nb_inputs);
ifilter->graph = fg;
ifilter->format = -1;
ifilter->frame_queue = av_fifo_alloc2(8, sizeof(AVFrame*), AV_FIFO_FLAG_AUTO_GROW);
if (!ifilter->frame_queue)
ifp->frame_queue = av_fifo_alloc2(8, sizeof(AVFrame*), AV_FIFO_FLAG_AUTO_GROW);
if (!ifp->frame_queue)
report_and_exit(AVERROR(ENOMEM));
return ifilter;
@ -230,13 +242,14 @@ void fg_free(FilterGraph **pfg)
avfilter_graph_free(&fg->graph);
for (int j = 0; j < fg->nb_inputs; j++) {
InputFilter *ifilter = fg->inputs[j];
InputFilterPriv *ifp = ifp_from_ifilter(ifilter);
struct InputStream *ist = ifilter->ist;
if (ifilter->frame_queue) {
if (ifp->frame_queue) {
AVFrame *frame;
while (av_fifo_read(ifilter->frame_queue, &frame, 1) >= 0)
while (av_fifo_read(ifp->frame_queue, &frame, 1) >= 0)
av_frame_free(&frame);
av_fifo_freep2(&ifilter->frame_queue);
av_fifo_freep2(&ifp->frame_queue);
}
av_freep(&ifilter->displaymatrix);
if (ist->sub2video.sub_queue) {
@ -1302,8 +1315,9 @@ int configure_filtergraph(FilterGraph *fg)
}
for (i = 0; i < fg->nb_inputs; i++) {
InputFilterPriv *ifp = ifp_from_ifilter(fg->inputs[i]);
AVFrame *tmp;
while (av_fifo_read(fg->inputs[i]->frame_queue, &tmp, 1) >= 0) {
while (av_fifo_read(ifp->frame_queue, &tmp, 1) >= 0) {
ret = av_buffersrc_add_frame(fg->inputs[i]->filter, tmp);
av_frame_free(&tmp);
if (ret < 0)
@ -1460,6 +1474,7 @@ int ifilter_send_eof(InputFilter *ifilter, int64_t pts)
int ifilter_send_frame(InputFilter *ifilter, AVFrame *frame, int keep_reference)
{
InputFilterPriv *ifp = ifp_from_ifilter(ifilter);
FilterGraph *fg = ifilter->graph;
AVFrameSideData *sd;
int need_reinit, ret;
@ -1508,7 +1523,7 @@ int ifilter_send_frame(InputFilter *ifilter, AVFrame *frame, int keep_reference)
if (!tmp)
return AVERROR(ENOMEM);
ret = av_fifo_write(ifilter->frame_queue, &tmp, 1);
ret = av_fifo_write(ifp->frame_queue, &tmp, 1);
if (ret < 0)
av_frame_free(&tmp);