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Code Issues Releases Activity

avcodec/videotoolboxenc: refactor dump encoder name

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Signed-off-by: Zhao Zhili <zhilizhao@tencent.com>
This commit is contained in:
Zhao Zhili 2023-11-25 12:06:02 +08:00
parent cb049d377f
commit d526a34c20
1 changed files with 38 additions and 27 deletions
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65
libavcodec/videotoolboxenc.c
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@ -280,6 +280,41 @@ typedef struct VTEncContext {
int max_ref_frames;
} VTEncContext;
static int vt_dump_encoder(AVCodecContext *avctx)
{
VTEncContext *vtctx = avctx->priv_data;
CFStringRef encoder_id = NULL;
int status;
CFIndex length, max_size;
char *name;
status = VTSessionCopyProperty(vtctx->session,
compat_keys.kVTCompressionPropertyKey_EncoderID,
kCFAllocatorDefault,
&encoder_id);
// OK if not supported
if (status != noErr)
return 0;
length = CFStringGetLength(encoder_id);
max_size = CFStringGetMaximumSizeForEncoding(length, kCFStringEncodingUTF8);
name = av_malloc(max_size);
if (!name) {
CFRelease(encoder_id);
return AVERROR(ENOMEM);
}
CFStringGetCString(encoder_id,
name,
max_size,
kCFStringEncodingUTF8);
av_log(avctx, AV_LOG_DEBUG, "Init the encoder: %s\n", name);
av_freep(&name);
CFRelease(encoder_id);
return 0;
}
static int vtenc_populate_extradata(AVCodecContext *avctx,
CMVideoCodecType codec_type,
CFStringRef profile_level,
@ -1176,33 +1211,9 @@ static int vtenc_create_encoder(AVCodecContext *avctx,
}
#endif
// Dump the init encoder
{
CFStringRef encoderID = NULL;
status = VTSessionCopyProperty(vtctx->session,
compat_keys.kVTCompressionPropertyKey_EncoderID,
kCFAllocatorDefault,
&encoderID);
if (status == noErr) {
CFIndex length = CFStringGetLength(encoderID);
CFIndex max_size = CFStringGetMaximumSizeForEncoding(length, kCFStringEncodingUTF8);
char *name = av_malloc(max_size);
if (!name) {
CFRelease(encoderID);
return AVERROR(ENOMEM);
}
CFStringGetCString(encoderID,
name,
max_size,
kCFStringEncodingUTF8);
av_log(avctx, AV_LOG_DEBUG, "Init the encoder: %s\n", name);
av_freep(&name);
}
if (encoderID != NULL)
CFRelease(encoderID);
}
status = vt_dump_encoder(avctx);
if (status < 0)
return status;
if (avctx->flags & AV_CODEC_FLAG_QSCALE && !vtenc_qscale_enabled()) {
av_log(avctx, AV_LOG_ERROR, "Error: -q:v qscale not available for encoder. Use -b:v bitrate instead.\n");