mirror of https://git.ffmpeg.org/ffmpeg.git
avfilter support for ffmpeg
Originally committed as revision 23043 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
parent
3b9900c1c3
commit
46847a336e
266
ffmpeg.c
266
ffmpeg.c
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@ -43,6 +43,13 @@
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#include "libavutil/libm.h"
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#include "libavutil/libm.h"
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#include "libavformat/os_support.h"
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#include "libavformat/os_support.h"
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#if CONFIG_AVFILTER
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# include "libavfilter/avfilter.h"
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# include "libavfilter/avfiltergraph.h"
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# include "libavfilter/graphparser.h"
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# include "libavfilter/vsrc_buffer.h"
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#endif
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#if HAVE_SYS_RESOURCE_H
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#if HAVE_SYS_RESOURCE_H
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#include <sys/types.h>
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#include <sys/types.h>
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#include <sys/time.h>
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#include <sys/time.h>
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@ -147,6 +154,10 @@ static int intra_dc_precision = 8;
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static int loop_input = 0;
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static int loop_input = 0;
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static int loop_output = AVFMT_NOOUTPUTLOOP;
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static int loop_output = AVFMT_NOOUTPUTLOOP;
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static int qp_hist = 0;
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static int qp_hist = 0;
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#if CONFIG_AVFILTER
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static char *vfilters = NULL;
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AVFilterGraph *filt_graph_all = NULL;
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#endif
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static int intra_only = 0;
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static int intra_only = 0;
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static int audio_sample_rate = 44100;
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static int audio_sample_rate = 44100;
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@ -305,6 +316,13 @@ typedef struct AVInputStream {
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int is_start; /* is 1 at the start and after a discontinuity */
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int is_start; /* is 1 at the start and after a discontinuity */
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int showed_multi_packet_warning;
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int showed_multi_packet_warning;
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int is_past_recording_time;
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int is_past_recording_time;
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#if CONFIG_AVFILTER
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AVFilterContext *out_video_filter;
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AVFilterContext *input_video_filter;
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AVFrame *filter_frame;
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int has_filter_frame;
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AVFilterPicRef *picref;
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#endif
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} AVInputStream;
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} AVInputStream;
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typedef struct AVInputFile {
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typedef struct AVInputFile {
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@ -320,6 +338,184 @@ typedef struct AVInputFile {
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static struct termios oldtty;
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static struct termios oldtty;
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#endif
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#endif
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#if CONFIG_AVFILTER
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typedef struct {
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int pix_fmt;
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} FilterOutPriv;
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static int output_init(AVFilterContext *ctx, const char *args, void *opaque)
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{
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FilterOutPriv *priv = ctx->priv;
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if(!opaque) return -1;
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priv->pix_fmt = *((int *)opaque);
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return 0;
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}
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static void output_end_frame(AVFilterLink *link)
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{
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}
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static int output_query_formats(AVFilterContext *ctx)
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{
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FilterOutPriv *priv = ctx->priv;
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enum PixelFormat pix_fmts[] = { priv->pix_fmt, PIX_FMT_NONE };
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avfilter_set_common_formats(ctx, avfilter_make_format_list(pix_fmts));
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return 0;
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}
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static int get_filtered_video_pic(AVFilterContext *ctx,
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AVFilterPicRef **picref, AVFrame *pic2,
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uint64_t *pts)
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{
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AVFilterPicRef *pic;
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if(avfilter_request_frame(ctx->inputs[0]))
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return -1;
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if(!(pic = ctx->inputs[0]->cur_pic))
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return -1;
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*picref = pic;
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ctx->inputs[0]->cur_pic = NULL;
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*pts = pic->pts;
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memcpy(pic2->data, pic->data, sizeof(pic->data));
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memcpy(pic2->linesize, pic->linesize, sizeof(pic->linesize));
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return 1;
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}
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static AVFilter output_filter =
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{
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.name = "ffmpeg_output",
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.priv_size = sizeof(FilterOutPriv),
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.init = output_init,
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.query_formats = output_query_formats,
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.inputs = (AVFilterPad[]) {{ .name = "default",
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.type = AVMEDIA_TYPE_VIDEO,
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.end_frame = output_end_frame,
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.min_perms = AV_PERM_READ, },
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{ .name = NULL }},
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.outputs = (AVFilterPad[]) {{ .name = NULL }},
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};
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static int configure_filters(AVInputStream *ist, AVOutputStream *ost)
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{
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AVFilterContext *curr_filter;
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/** filter graph containing all filters including input & output */
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AVCodecContext *codec = ost->st->codec;
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AVCodecContext *icodec = ist->st->codec;
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char args[255];
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filt_graph_all = av_mallocz(sizeof(AVFilterGraph));
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if(!(ist->input_video_filter = avfilter_open(avfilter_get_by_name("buffer"), "src")))
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return -1;
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if(!(ist->out_video_filter = avfilter_open(&output_filter, "out")))
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return -1;
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snprintf(args, 255, "%d:%d:%d", ist->st->codec->width,
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ist->st->codec->height, ist->st->codec->pix_fmt);
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if(avfilter_init_filter(ist->input_video_filter, args, NULL))
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return -1;
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if(avfilter_init_filter(ist->out_video_filter, NULL, &codec->pix_fmt))
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return -1;
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/* add input and output filters to the overall graph */
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avfilter_graph_add_filter(filt_graph_all, ist->input_video_filter);
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avfilter_graph_add_filter(filt_graph_all, ist->out_video_filter);
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curr_filter = ist->input_video_filter;
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if(ost->video_crop) {
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char crop_args[255];
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AVFilterContext *filt_crop;
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snprintf(crop_args, 255, "%d:%d:%d:%d", ost->leftBand, ost->topBand,
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codec->width - (frame_padleft + frame_padright),
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codec->height - (frame_padtop + frame_padbottom));
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filt_crop = avfilter_open(avfilter_get_by_name("crop"), NULL);
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if (!filt_crop)
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return -1;
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if (avfilter_init_filter(filt_crop, crop_args, NULL))
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return -1;
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if (avfilter_link(curr_filter, 0, filt_crop, 0))
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return -1;
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curr_filter = filt_crop;
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avfilter_graph_add_filter(filt_graph_all, curr_filter);
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}
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if((codec->width !=
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icodec->width - (frame_leftBand + frame_rightBand) +
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(frame_padleft + frame_padright)) ||
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(codec->height != icodec->height - (frame_topBand + frame_bottomBand) +
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(frame_padtop + frame_padbottom))) {
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char scale_args[255];
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AVFilterContext *filt_scale;
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snprintf(scale_args, 255, "%d:%d:flags=0x%X",
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codec->width - (frame_padleft + frame_padright),
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codec->height - (frame_padtop + frame_padbottom),
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(int)av_get_int(sws_opts, "sws_flags", NULL));
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filt_scale = avfilter_open(avfilter_get_by_name("scale"), NULL);
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if (!filt_scale)
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return -1;
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if (avfilter_init_filter(filt_scale, scale_args, NULL))
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return -1;
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if (avfilter_link(curr_filter, 0, filt_scale, 0))
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return -1;
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curr_filter = filt_scale;
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avfilter_graph_add_filter(filt_graph_all, curr_filter);
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}
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if(vfilters) {
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AVFilterInOut *outputs = av_malloc(sizeof(AVFilterInOut));
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AVFilterInOut *inputs = av_malloc(sizeof(AVFilterInOut));
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outputs->name = av_strdup("in");
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outputs->filter = curr_filter;
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outputs->pad_idx = 0;
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outputs->next = NULL;
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inputs->name = av_strdup("out");
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inputs->filter = ist->out_video_filter;
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inputs->pad_idx = 0;
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inputs->next = NULL;
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if (avfilter_graph_parse(filt_graph_all, vfilters, inputs, outputs, NULL) < 0)
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return -1;
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av_freep(&vfilters);
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} else {
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if(avfilter_link(curr_filter, 0, ist->out_video_filter, 0) < 0)
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return -1;
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}
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{
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char scale_sws_opts[128];
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snprintf(scale_sws_opts, sizeof(scale_sws_opts), "flags=0x%X", (int)av_get_int(sws_opts, "sws_flags", NULL));
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filt_graph_all->scale_sws_opts = av_strdup(scale_sws_opts);
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}
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/* configure all the filter links */
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if(avfilter_graph_check_validity(filt_graph_all, NULL))
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return -1;
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if(avfilter_graph_config_formats(filt_graph_all, NULL))
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return -1;
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if(avfilter_graph_config_links(filt_graph_all, NULL))
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return -1;
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codec->width = ist->out_video_filter->inputs[0]->w;
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codec->height = ist->out_video_filter->inputs[0]->h;
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return 0;
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}
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#endif /* CONFIG_AVFILTER */
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static void term_exit(void)
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static void term_exit(void)
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{
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{
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#if HAVE_TERMIOS_H
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#if HAVE_TERMIOS_H
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@ -461,6 +657,10 @@ static int av_exit(int ret)
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allocated_audio_buf_size= allocated_audio_out_size= 0;
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allocated_audio_buf_size= allocated_audio_out_size= 0;
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av_free(samples);
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av_free(samples);
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#if CONFIG_AVFILTER
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avfilter_uninit();
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#endif
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if (received_sigterm) {
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if (received_sigterm) {
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fprintf(stderr,
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fprintf(stderr,
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"Received signal %d: terminating.\n",
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"Received signal %d: terminating.\n",
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@ -952,7 +1152,9 @@ static void do_video_out(AVFormatContext *s,
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int *frame_size)
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int *frame_size)
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{
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{
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int nb_frames, i, ret;
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int nb_frames, i, ret;
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#if !CONFIG_AVFILTER
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int64_t topBand, bottomBand, leftBand, rightBand;
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int64_t topBand, bottomBand, leftBand, rightBand;
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#endif
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AVFrame *final_picture, *formatted_picture, *resampling_dst, *padding_src;
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AVFrame *final_picture, *formatted_picture, *resampling_dst, *padding_src;
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AVFrame picture_crop_temp, picture_pad_temp;
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AVFrame picture_crop_temp, picture_pad_temp;
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AVCodecContext *enc, *dec;
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AVCodecContext *enc, *dec;
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@ -1000,6 +1202,9 @@ static void do_video_out(AVFormatContext *s,
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if (nb_frames <= 0)
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if (nb_frames <= 0)
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return;
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return;
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#if CONFIG_AVFILTER
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formatted_picture = in_picture;
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#else
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if (ost->video_crop) {
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if (ost->video_crop) {
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if (av_picture_crop((AVPicture *)&picture_crop_temp, (AVPicture *)in_picture, dec->pix_fmt, ost->topBand, ost->leftBand) < 0) {
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if (av_picture_crop((AVPicture *)&picture_crop_temp, (AVPicture *)in_picture, dec->pix_fmt, ost->topBand, ost->leftBand) < 0) {
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fprintf(stderr, "error cropping picture\n");
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fprintf(stderr, "error cropping picture\n");
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@ -1011,6 +1216,7 @@ static void do_video_out(AVFormatContext *s,
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} else {
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} else {
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formatted_picture = in_picture;
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formatted_picture = in_picture;
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}
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}
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#endif
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final_picture = formatted_picture;
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final_picture = formatted_picture;
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padding_src = formatted_picture;
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padding_src = formatted_picture;
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@ -1037,6 +1243,7 @@ static void do_video_out(AVFormatContext *s,
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av_exit(1);
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av_exit(1);
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}
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}
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#if !CONFIG_AVFILTER
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if (ost->video_resample) {
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if (ost->video_resample) {
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padding_src = NULL;
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padding_src = NULL;
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final_picture = &ost->pict_tmp;
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final_picture = &ost->pict_tmp;
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@ -1084,6 +1291,7 @@ static void do_video_out(AVFormatContext *s,
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sws_scale(ost->img_resample_ctx, formatted_picture->data, formatted_picture->linesize,
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sws_scale(ost->img_resample_ctx, formatted_picture->data, formatted_picture->linesize,
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0, ost->resample_height, resampling_dst->data, resampling_dst->linesize);
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0, ost->resample_height, resampling_dst->data, resampling_dst->linesize);
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}
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}
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#endif
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if (ost->video_pad) {
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if (ost->video_pad) {
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av_picture_pad((AVPicture*)final_picture, (AVPicture *)padding_src,
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av_picture_pad((AVPicture*)final_picture, (AVPicture *)padding_src,
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@ -1349,6 +1557,10 @@ static int output_packet(AVInputStream *ist, int ist_index,
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static unsigned int samples_size= 0;
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static unsigned int samples_size= 0;
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AVSubtitle subtitle, *subtitle_to_free;
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AVSubtitle subtitle, *subtitle_to_free;
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int got_subtitle;
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int got_subtitle;
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#if CONFIG_AVFILTER
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int loop;
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#endif
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AVPacket avpkt;
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AVPacket avpkt;
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int bps = av_get_bits_per_sample_format(ist->st->codec->sample_fmt)>>3;
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int bps = av_get_bits_per_sample_format(ist->st->codec->sample_fmt)>>3;
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@ -1476,6 +1688,15 @@ static int output_packet(AVInputStream *ist, int ist_index,
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&buffer_to_free);
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&buffer_to_free);
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}
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}
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#if CONFIG_AVFILTER
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if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && ist->input_video_filter) {
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// add it to be filtered
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av_vsrc_buffer_add_frame(ist->input_video_filter, &picture,
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ist->pts,
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ist->st->codec->sample_aspect_ratio);
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}
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#endif
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// preprocess audio (volume)
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// preprocess audio (volume)
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if (ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO) {
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if (ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO) {
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if (audio_volume != 256) {
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if (audio_volume != 256) {
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@ -1497,10 +1718,18 @@ static int output_packet(AVInputStream *ist, int ist_index,
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if (pts > now)
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if (pts > now)
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usleep(pts - now);
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usleep(pts - now);
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}
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}
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#if CONFIG_AVFILTER
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loop = ist->st->codec->codec_type != AVMEDIA_TYPE_VIDEO ||
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!ist->out_video_filter || avfilter_poll_frame(ist->out_video_filter->inputs[0]);
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#endif
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/* if output time reached then transcode raw format,
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/* if output time reached then transcode raw format,
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encode packets and output them */
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encode packets and output them */
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if (start_time == 0 || ist->pts >= start_time)
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if (start_time == 0 || ist->pts >= start_time)
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#if CONFIG_AVFILTER
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while(loop) {
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if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && ist->out_video_filter)
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get_filtered_video_pic(ist->out_video_filter, &ist->picref, &picture, &ist->pts);
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#endif
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for(i=0;i<nb_ostreams;i++) {
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for(i=0;i<nb_ostreams;i++) {
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int frame_size;
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int frame_size;
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@ -1518,6 +1747,9 @@ static int output_packet(AVInputStream *ist, int ist_index,
|
||||||
do_audio_out(os, ost, ist, decoded_data_buf, decoded_data_size);
|
do_audio_out(os, ost, ist, decoded_data_buf, decoded_data_size);
|
||||||
break;
|
break;
|
||||||
case AVMEDIA_TYPE_VIDEO:
|
case AVMEDIA_TYPE_VIDEO:
|
||||||
|
#if CONFIG_AVFILTER
|
||||||
|
ost->st->codec->sample_aspect_ratio = ist->picref->pixel_aspect;
|
||||||
|
#endif
|
||||||
do_video_out(os, ost, ist, &picture, &frame_size);
|
do_video_out(os, ost, ist, &picture, &frame_size);
|
||||||
if (vstats_filename && frame_size)
|
if (vstats_filename && frame_size)
|
||||||
do_video_stats(os, ost, frame_size);
|
do_video_stats(os, ost, frame_size);
|
||||||
|
@ -1586,7 +1818,17 @@ static int output_packet(AVInputStream *ist, int ist_index,
|
||||||
av_free_packet(&opkt);
|
av_free_packet(&opkt);
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
#if CONFIG_AVFILTER
|
||||||
|
loop = (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) &&
|
||||||
|
ist->out_video_filter && avfilter_poll_frame(ist->out_video_filter->inputs[0]);
|
||||||
|
#endif
|
||||||
}
|
}
|
||||||
|
|
||||||
|
#if CONFIG_AVFILTER
|
||||||
|
if(ist->picref)
|
||||||
|
avfilter_unref_pic(ist->picref);
|
||||||
|
}
|
||||||
|
#endif
|
||||||
av_free(buffer_to_free);
|
av_free(buffer_to_free);
|
||||||
/* XXX: allocate the subtitles in the codec ? */
|
/* XXX: allocate the subtitles in the codec ? */
|
||||||
if (subtitle_to_free) {
|
if (subtitle_to_free) {
|
||||||
|
@ -2064,9 +2306,10 @@ static int av_transcode(AVFormatContext **output_files,
|
||||||
av_exit(1);
|
av_exit(1);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
#if !CONFIG_AVFILTER
|
||||||
ost->original_height = icodec->height;
|
ost->original_height = icodec->height;
|
||||||
ost->original_width = icodec->width;
|
ost->original_width = icodec->width;
|
||||||
|
#endif
|
||||||
codec->bits_per_raw_sample= 0;
|
codec->bits_per_raw_sample= 0;
|
||||||
}
|
}
|
||||||
ost->resample_height = icodec->height - (frame_topBand + frame_bottomBand);
|
ost->resample_height = icodec->height - (frame_topBand + frame_bottomBand);
|
||||||
|
@ -2074,6 +2317,13 @@ static int av_transcode(AVFormatContext **output_files,
|
||||||
ost->resample_pix_fmt= icodec->pix_fmt;
|
ost->resample_pix_fmt= icodec->pix_fmt;
|
||||||
ost->encoding_needed = 1;
|
ost->encoding_needed = 1;
|
||||||
ist->decoding_needed = 1;
|
ist->decoding_needed = 1;
|
||||||
|
|
||||||
|
#if CONFIG_AVFILTER
|
||||||
|
if (configure_filters(ist, ost)) {
|
||||||
|
fprintf(stderr, "Error opening filters!\n");
|
||||||
|
exit(1);
|
||||||
|
}
|
||||||
|
#endif
|
||||||
break;
|
break;
|
||||||
case AVMEDIA_TYPE_SUBTITLE:
|
case AVMEDIA_TYPE_SUBTITLE:
|
||||||
ost->encoding_needed = 1;
|
ost->encoding_needed = 1;
|
||||||
|
@ -2459,6 +2709,12 @@ static int av_transcode(AVFormatContext **output_files,
|
||||||
avcodec_close(ist->st->codec);
|
avcodec_close(ist->st->codec);
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
#if CONFIG_AVFILTER
|
||||||
|
if (filt_graph_all) {
|
||||||
|
avfilter_graph_destroy(filt_graph_all);
|
||||||
|
av_freep(&filt_graph_all);
|
||||||
|
}
|
||||||
|
#endif
|
||||||
|
|
||||||
/* finished ! */
|
/* finished ! */
|
||||||
ret = 0;
|
ret = 0;
|
||||||
|
@ -4040,6 +4296,9 @@ static const OptionDef options[] = {
|
||||||
{ "psnr", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&do_psnr}, "calculate PSNR of compressed frames" },
|
{ "psnr", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&do_psnr}, "calculate PSNR of compressed frames" },
|
||||||
{ "vstats", OPT_EXPERT | OPT_VIDEO, {(void*)&opt_vstats}, "dump video coding statistics to file" },
|
{ "vstats", OPT_EXPERT | OPT_VIDEO, {(void*)&opt_vstats}, "dump video coding statistics to file" },
|
||||||
{ "vstats_file", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_vstats_file}, "dump video coding statistics to file", "file" },
|
{ "vstats_file", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_vstats_file}, "dump video coding statistics to file", "file" },
|
||||||
|
#if CONFIG_AVFILTER
|
||||||
|
{ "vfilters", OPT_STRING | HAS_ARG, {(void*)&vfilters}, "video filters", "filter list" },
|
||||||
|
#endif
|
||||||
{ "intra_matrix", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_intra_matrix}, "specify intra matrix coeffs", "matrix" },
|
{ "intra_matrix", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_intra_matrix}, "specify intra matrix coeffs", "matrix" },
|
||||||
{ "inter_matrix", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_inter_matrix}, "specify inter matrix coeffs", "matrix" },
|
{ "inter_matrix", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_inter_matrix}, "specify inter matrix coeffs", "matrix" },
|
||||||
{ "top", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_top_field_first}, "top=1/bottom=0/auto=-1 field first", "" },
|
{ "top", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_top_field_first}, "top=1/bottom=0/auto=-1 field first", "" },
|
||||||
|
@ -4101,6 +4360,9 @@ int main(int argc, char **argv)
|
||||||
avcodec_register_all();
|
avcodec_register_all();
|
||||||
#if CONFIG_AVDEVICE
|
#if CONFIG_AVDEVICE
|
||||||
avdevice_register_all();
|
avdevice_register_all();
|
||||||
|
#endif
|
||||||
|
#if CONFIG_AVFILTER
|
||||||
|
avfilter_register_all();
|
||||||
#endif
|
#endif
|
||||||
av_register_all();
|
av_register_all();
|
||||||
|
|
||||||
|
|
Loading…
Reference in New Issue