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Code Issues Releases Activity

lavc/videotoolboxenc: detect alpha more generically

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Fixes support for alpha in hardware input frames
This commit is contained in:
rcombs
2021-12-16 17:24:59 -06:00
parent 2acb13cb93
commit e55db79612
1 changed files with 5 additions and 5 deletions
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10
libavcodec/videotoolboxenc.c
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@@ -406,14 +406,14 @@ static int count_nalus(size_t length_code_size,
return 0;
}
static CMVideoCodecType get_cm_codec_type(enum AVCodecID id,
enum AVPixelFormat fmt,
static CMVideoCodecType get_cm_codec_type(AVCodecContext *avctx,
double alpha_quality)
{
switch (id) {
const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(avctx->pix_fmt == AV_PIX_FMT_VIDEOTOOLBOX ? avctx->sw_pix_fmt : avctx->pix_fmt);
switch (avctx->codec_id) {
case AV_CODEC_ID_H264: return kCMVideoCodecType_H264;
case AV_CODEC_ID_HEVC:
if (fmt == AV_PIX_FMT_BGRA && alpha_quality > 0.0) {
if (desc && (desc->flags & AV_PIX_FMT_FLAG_ALPHA) && alpha_quality > 0.0) {
return kCMVideoCodecType_HEVCWithAlpha;
}
return kCMVideoCodecType_HEVC;
@@ -1376,7 +1376,7 @@ static int vtenc_configure_encoder(AVCodecContext *avctx)
CFNumberRef gamma_level = NULL;
int status;
codec_type = get_cm_codec_type(avctx->codec_id, avctx->pix_fmt, vtctx->alpha_quality);
codec_type = get_cm_codec_type(avctx, vtctx->alpha_quality);
if (!codec_type) {
av_log(avctx, AV_LOG_ERROR, "Error: no mapping for AVCodecID %d\n", avctx->codec_id);
return AVERROR(EINVAL);