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https://github.com/FFmpeg/FFmpeg.git
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Remove messy pading hack in ffmpeg.c.
Use avfilters if you want padding! Originally committed as revision 23050 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer
parent
bdab692f48
commit
0c22311b56
141
ffmpeg.c
141
ffmpeg.c
@ -126,11 +126,6 @@ static int frame_height = 0;
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static float frame_aspect_ratio = 0;
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static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE;
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static enum SampleFormat audio_sample_fmt = SAMPLE_FMT_NONE;
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static int frame_padtop = 0;
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static int frame_padbottom = 0;
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static int frame_padleft = 0;
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static int frame_padright = 0;
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static int padcolor[3] = {16,128,128}; /* default to black */
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static int frame_topBand = 0;
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static int frame_bottomBand = 0;
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static int frame_leftBand = 0;
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@ -285,13 +280,6 @@ typedef struct AVOutputStream {
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int original_leftBand;
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int original_rightBand;
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/* padding area sizes */
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int video_pad;
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int padtop;
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int padbottom;
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int padleft;
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int padright;
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/* audio only */
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int audio_resample;
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ReSampleContext *resample; /* for audio resampling */
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@ -440,8 +428,8 @@ static int configure_filters(AVInputStream *ist, AVOutputStream *ost)
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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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codec->width,
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codec->height);
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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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@ -454,15 +442,13 @@ static int configure_filters(AVInputStream *ist, AVOutputStream *ost)
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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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icodec->width - (frame_leftBand + frame_rightBand)) ||
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(codec->height != icodec->height - (frame_topBand + frame_bottomBand))) {
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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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codec->width,
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codec->height,
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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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@ -1223,18 +1209,6 @@ static void do_video_out(AVFormatContext *s,
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final_picture = formatted_picture;
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padding_src = formatted_picture;
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resampling_dst = &ost->pict_tmp;
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if (ost->video_pad) {
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final_picture = &ost->pict_tmp;
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if (ost->video_resample) {
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if (av_picture_crop((AVPicture *)&picture_pad_temp, (AVPicture *)final_picture, enc->pix_fmt, ost->padtop, ost->padleft) < 0) {
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fprintf(stderr, "error padding picture\n");
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if (exit_on_error)
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av_exit(1);
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return;
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}
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resampling_dst = &picture_pad_temp;
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}
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}
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if( (ost->resample_height != (ist->st->codec->height - (ost->topBand + ost->bottomBand)))
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|| (ost->resample_width != (ist->st->codec->width - (ost->leftBand + ost->rightBand)))
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@ -1281,8 +1255,8 @@ static void do_video_out(AVFormatContext *s,
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ist->st->codec->width - (ost->leftBand + ost->rightBand),
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ist->st->codec->height - (ost->topBand + ost->bottomBand),
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ist->st->codec->pix_fmt,
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ost->st->codec->width - (ost->padleft + ost->padright),
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ost->st->codec->height - (ost->padtop + ost->padbottom),
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ost->st->codec->width,
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ost->st->codec->height,
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ost->st->codec->pix_fmt,
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sws_flags, NULL, NULL, NULL);
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if (ost->img_resample_ctx == NULL) {
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@ -1295,12 +1269,6 @@ static void do_video_out(AVFormatContext *s,
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}
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#endif
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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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enc->height, enc->width, enc->pix_fmt,
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ost->padtop, ost->padbottom, ost->padleft, ost->padright, padcolor);
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}
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/* duplicates frame if needed */
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for(i=0;i<nb_frames;i++) {
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AVPacket pkt;
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@ -2261,13 +2229,10 @@ static int av_transcode(AVFormatContext **output_files,
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av_exit(1);
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}
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ost->video_crop = ((frame_leftBand + frame_rightBand + frame_topBand + frame_bottomBand) != 0);
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ost->video_pad = ((frame_padleft + frame_padright + frame_padtop + frame_padbottom) != 0);
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ost->video_resample = ((codec->width != icodec->width -
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(frame_leftBand + frame_rightBand) +
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(frame_padleft + frame_padright)) ||
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(frame_leftBand + frame_rightBand)) ||
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(codec->height != icodec->height -
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(frame_topBand + frame_bottomBand) +
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(frame_padtop + frame_padbottom)) ||
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(frame_topBand + frame_bottomBand)) ||
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(codec->pix_fmt != icodec->pix_fmt));
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if (ost->video_crop) {
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ost->topBand = ost->original_topBand = frame_topBand;
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@ -2275,18 +2240,6 @@ static int av_transcode(AVFormatContext **output_files,
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ost->leftBand = ost->original_leftBand = frame_leftBand;
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ost->rightBand = ost->original_rightBand = frame_rightBand;
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}
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if (ost->video_pad) {
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ost->padtop = frame_padtop;
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ost->padleft = frame_padleft;
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ost->padbottom = frame_padbottom;
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ost->padright = frame_padright;
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if (!ost->video_resample) {
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avcodec_get_frame_defaults(&ost->pict_tmp);
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if(avpicture_alloc((AVPicture*)&ost->pict_tmp, codec->pix_fmt,
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codec->width, codec->height))
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goto fail;
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}
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}
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if (ost->video_resample) {
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avcodec_get_frame_defaults(&ost->pict_tmp);
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if(avpicture_alloc((AVPicture*)&ost->pict_tmp, codec->pix_fmt,
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@ -2299,8 +2252,8 @@ static int av_transcode(AVFormatContext **output_files,
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icodec->width - (frame_leftBand + frame_rightBand),
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icodec->height - (frame_topBand + frame_bottomBand),
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icodec->pix_fmt,
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codec->width - (frame_padleft + frame_padright),
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codec->height - (frame_padtop + frame_padbottom),
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codec->width,
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codec->height,
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codec->pix_fmt,
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sws_flags, NULL, NULL, NULL);
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if (ost->img_resample_ctx == NULL) {
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@ -2872,58 +2825,10 @@ static void opt_frame_size(const char *arg)
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}
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}
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static void opt_pad_color(const char *arg) {
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/* Input is expected to be six hex digits similar to
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how colors are expressed in html tags (but without the #) */
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int rgb = strtol(arg, NULL, 16);
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int r,g,b;
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r = (rgb >> 16);
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g = ((rgb >> 8) & 255);
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b = (rgb & 255);
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padcolor[0] = RGB_TO_Y(r,g,b);
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padcolor[1] = RGB_TO_U(r,g,b,0);
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padcolor[2] = RGB_TO_V(r,g,b,0);
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}
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static void opt_frame_pad_top(const char *arg)
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{
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frame_padtop = atoi(arg);
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if (frame_padtop < 0) {
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fprintf(stderr, "Incorrect top pad size\n");
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static void opt_pad(const char *arg) {
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fprintf(stderr, "Please use vfilters=pad\n");
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av_exit(1);
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}
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}
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static void opt_frame_pad_bottom(const char *arg)
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{
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frame_padbottom = atoi(arg);
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if (frame_padbottom < 0) {
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fprintf(stderr, "Incorrect bottom pad size\n");
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av_exit(1);
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}
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}
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static void opt_frame_pad_left(const char *arg)
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{
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frame_padleft = atoi(arg);
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if (frame_padleft < 0) {
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fprintf(stderr, "Incorrect left pad size\n");
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av_exit(1);
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}
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}
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static void opt_frame_pad_right(const char *arg)
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{
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frame_padright = atoi(arg);
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if (frame_padright < 0) {
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fprintf(stderr, "Incorrect right pad size\n");
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av_exit(1);
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}
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}
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static void opt_frame_pix_fmt(const char *arg)
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{
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@ -3226,8 +3131,8 @@ static void opt_input_file(const char *filename)
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ap->channels = audio_channels;
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ap->time_base.den = frame_rate.num;
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ap->time_base.num = frame_rate.den;
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ap->width = frame_width + frame_padleft + frame_padright;
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ap->height = frame_height + frame_padtop + frame_padbottom;
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ap->width = frame_width;
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ap->height = frame_height;
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ap->pix_fmt = frame_pix_fmt;
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// ap->sample_fmt = audio_sample_fmt; //FIXME:not implemented in libavformat
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ap->channel = video_channel;
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@ -3483,8 +3388,8 @@ static void new_video_stream(AVFormatContext *oc)
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video_enc->time_base.den = fps.num;
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video_enc->time_base.num = fps.den;
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video_enc->width = frame_width + frame_padright + frame_padleft;
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video_enc->height = frame_height + frame_padtop + frame_padbottom;
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video_enc->width = frame_width;
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video_enc->height = frame_height;
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video_enc->sample_aspect_ratio = av_d2q(frame_aspect_ratio*video_enc->height/video_enc->width, 255);
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video_enc->pix_fmt = frame_pix_fmt;
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st->sample_aspect_ratio = video_enc->sample_aspect_ratio;
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@ -4277,11 +4182,11 @@ static const OptionDef options[] = {
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{ "cropbottom", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop_bottom}, "set bottom crop band size (in pixels)", "size" },
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{ "cropleft", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop_left}, "set left crop band size (in pixels)", "size" },
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{ "cropright", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop_right}, "set right crop band size (in pixels)", "size" },
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{ "padtop", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_pad_top}, "set top pad band size (in pixels)", "size" },
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{ "padbottom", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_pad_bottom}, "set bottom pad band size (in pixels)", "size" },
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{ "padleft", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_pad_left}, "set left pad band size (in pixels)", "size" },
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{ "padright", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_pad_right}, "set right pad band size (in pixels)", "size" },
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{ "padcolor", HAS_ARG | OPT_VIDEO, {(void*)opt_pad_color}, "set color of pad bands (Hex 000000 thru FFFFFF)", "color" },
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{ "padtop", HAS_ARG | OPT_VIDEO, {(void*)opt_pad}, "set top pad band size (in pixels)", "size" },
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{ "padbottom", HAS_ARG | OPT_VIDEO, {(void*)opt_pad}, "set bottom pad band size (in pixels)", "size" },
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{ "padleft", HAS_ARG | OPT_VIDEO, {(void*)opt_pad}, "set left pad band size (in pixels)", "size" },
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{ "padright", HAS_ARG | OPT_VIDEO, {(void*)opt_pad}, "set right pad band size (in pixels)", "size" },
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{ "padcolor", HAS_ARG | OPT_VIDEO, {(void*)opt_pad}, "set color of pad bands (Hex 000000 thru FFFFFF)", "color" },
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{ "intra", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&intra_only}, "use only intra frames"},
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{ "vn", OPT_BOOL | OPT_VIDEO, {(void*)&video_disable}, "disable video" },
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{ "vdt", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&video_discard}, "discard threshold", "n" },
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