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avdevice: deprecate opengl outdev

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Signed-off-by: J. Dekker <jdek@itanimul.li>
This commit is contained in:
J. Dekker 2024-02-13 08:34:25 +01:00
parent 570052cd2a
commit e4c0cdf8df
3 changed files with 14 additions and 1 deletions
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2
doc/outdevs.texi
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@ -302,7 +302,7 @@ ffmpeg -re -i INPUT -c:v rawvideo -pix_fmt bgra -f fbdev /dev/fb0
See also @url{http://linux-fbdev.sourceforge.net/}, and fbset(1).
@section opengl
OpenGL output device.
OpenGL output device. Deprecated and will be removed.
To enable this output device you need to configure FFmpeg with @code{--enable-opengl}.

11
libavdevice/opengl_enc.c
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@ -224,6 +224,8 @@ typedef struct OpenGLContext {
int picture_height; ///< Rendered height
int window_width;
int window_height;
int warned;
} OpenGLContext;
static const struct OpenGLFormatDesc {
@ -1060,6 +1062,15 @@ static av_cold int opengl_write_header(AVFormatContext *h)
AVStream *st;
int ret;
if (!opengl->warned) {
av_log(opengl, AV_LOG_WARNING,
"The opengl output device is deprecated due to being fundamentally incompatible with libavformat API. "
"For monitoring purposes in ffmpeg you can output to a file or use pipes and a video player.\n"
"Example: ffmpeg -i INPUT -f nut -c:v rawvideo - | ffplay -\n"
);
opengl->warned = 1;
}
if (h->nb_streams != 1 ||
par->codec_type != AVMEDIA_TYPE_VIDEO ||
(par->codec_id != AV_CODEC_ID_WRAPPED_AVFRAME && par->codec_id != AV_CODEC_ID_RAWVIDEO)) {

2
libavdevice/version_major.h
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@ -35,5 +35,7 @@
// reminder to remove the bktr device on next major bump
#define FF_API_BKTR_DEVICE (LIBAVDEVICE_VERSION_MAJOR < 62)
// reminder to remove the opengl device on next major bump
#define FF_API_OPENGL_DEVICE (LIBAVDEVICE_VERSION_MAJOR < 62)
#endif /* AVDEVICE_VERSION_MAJOR_H */