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ffmpeg.wasm-core
Commit e4f5aa5e authored by Carl Eugen Hoyos's avatar Carl Eugen Hoyos
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Inform the user if a pix_fmt != yuv420p was chosen for x264 encoding.

parent 6128d339
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ffmpeg.c
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...@@ -2341,6 +2341,13 @@ static int transcode_init(void) ...@@ -2341,6 +2341,13 @@ static int transcode_init(void)
ost->frame_aspect_ratio ? // overridden by the -aspect cli option ost->frame_aspect_ratio ? // overridden by the -aspect cli option
av_d2q(ost->frame_aspect_ratio * codec->height/codec->width, 255) : av_d2q(ost->frame_aspect_ratio * codec->height/codec->width, 255) :
ost->filter->filter->inputs[0]->sample_aspect_ratio; ost->filter->filter->inputs[0]->sample_aspect_ratio;
if (!strncmp(ost->enc->name, "libx264", 7) &&
codec->pix_fmt == AV_PIX_FMT_NONE &&
ost->filter->filter->inputs[0]->format != AV_PIX_FMT_YUV420P)
av_log(NULL, AV_LOG_INFO,
"No pixel format specified, %s for H.264 encoding chosen.\n"
"Use -pix_fmt yuv420p for compatibility with outdated media players.\n",
av_get_pix_fmt_name(ost->filter->filter->inputs[0]->format));
codec->pix_fmt = ost->filter->filter->inputs[0]->format; codec->pix_fmt = ost->filter->filter->inputs[0]->format;
if (!icodec || if (!icodec ||
......
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