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ffmpeg: Remove the hw_device_ctx global

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The ad-hoc libmfx setup code is the only place its still used, so move it
into that file.
This commit is contained in:
Mark Thompson 2020-04-13 16:33:21 +01:00
parent 8abd3b2028
commit 79c173cc19
4 changed files with 3 additions and 11 deletions
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1
fftools/ffmpeg.c
View File

@ -4759,7 +4759,6 @@ static int transcode(void)
}
}
av_buffer_unref(&hw_device_ctx);
hw_device_free_all();
/* finished ! */

1
fftools/ffmpeg.h
View File

@ -615,7 +615,6 @@ extern const AVIOInterruptCB int_cb;
extern const OptionDef options[];
extern const HWAccel hwaccels[];
extern AVBufferRef *hw_device_ctx;
#if CONFIG_QSV
extern char *qsv_device;
#endif

11
fftools/ffmpeg_opt.c
View File

@ -139,7 +139,6 @@ const HWAccel hwaccels[] = {
#endif
{ 0 },
};
AVBufferRef *hw_device_ctx;
HWDevice *filter_hw_device;
char *vstats_filename;
@ -536,21 +535,15 @@ static int opt_sdp_file(void *optctx, const char *opt, const char *arg)
#if CONFIG_VAAPI
static int opt_vaapi_device(void *optctx, const char *opt, const char *arg)
{
HWDevice *dev;
const char *prefix = "vaapi:";
char *tmp;
int err;
tmp = av_asprintf("%s%s", prefix, arg);
if (!tmp)
return AVERROR(ENOMEM);
err = hw_device_init_from_string(tmp, &dev);
err = hw_device_init_from_string(tmp, NULL);
av_free(tmp);
if (err < 0)
return err;
hw_device_ctx = av_buffer_ref(dev->device_ref);
if (!hw_device_ctx)
return AVERROR(ENOMEM);
return 0;
return err;
}
#endif

1
fftools/ffmpeg_qsv.c
View File

@ -28,6 +28,7 @@
#include "ffmpeg.h"
static AVBufferRef *hw_device_ctx;
char *qsv_device = NULL;
static int qsv_get_buffer(AVCodecContext *s, AVFrame *frame, int flags)