From: Andreas Rheinhardt <andreas.rheinhardt@outlook.com> To: ffmpeg-devel@ffmpeg.org Subject: Re: [FFmpeg-devel] [PATCH v4 15/16] FFHWAccel: add buffer_ref argument to start_frame Date: Thu, 13 Mar 2025 23:08:25 +0100 Message-ID: <AS8P250MB074433BA3F1574B364006D978FD32@AS8P250MB0744.EURP250.PROD.OUTLOOK.COM> (raw) In-Reply-To: <20250313170355.92290-16-dev@lynne.ee> Lynne: > This commit adds a reference to the buffer as an argument to > start_frame, and adapts all existing code. > > This allows for asynchronous hardware accelerators to skip > copying packet data by referencing it. > --- > libavcodec/av1dec.c | 3 ++- > libavcodec/d3d12va_av1.c | 5 ++++- > libavcodec/d3d12va_h264.c | 5 +++-- > libavcodec/d3d12va_hevc.c | 5 ++++- > libavcodec/d3d12va_mpeg2.c | 5 ++++- > libavcodec/d3d12va_vc1.c | 5 ++++- > libavcodec/d3d12va_vp9.c | 5 ++++- > libavcodec/dxva2_av1.c | 1 + > libavcodec/dxva2_h264.c | 1 + > libavcodec/dxva2_hevc.c | 1 + > libavcodec/dxva2_mpeg2.c | 1 + > libavcodec/dxva2_vc1.c | 1 + > libavcodec/dxva2_vp9.c | 1 + > libavcodec/ffv1dec.c | 2 +- > libavcodec/h263dec.c | 2 +- > libavcodec/h264dec.c | 8 +++++--- > libavcodec/hevc/hevcdec.c | 5 ++++- > libavcodec/hwaccel_internal.h | 4 +++- > libavcodec/mjpegdec.c | 2 +- > libavcodec/mpeg12dec.c | 2 +- > libavcodec/nvdec_av1.c | 4 +++- > libavcodec/nvdec_h264.c | 1 + > libavcodec/nvdec_hevc.c | 1 + > libavcodec/nvdec_mjpeg.c | 4 +++- > libavcodec/nvdec_mpeg12.c | 3 ++- > libavcodec/nvdec_mpeg4.c | 3 ++- > libavcodec/nvdec_vc1.c | 3 ++- > libavcodec/nvdec_vp8.c | 3 ++- > libavcodec/nvdec_vp9.c | 3 ++- > libavcodec/proresdec.c | 2 +- > libavcodec/vaapi_av1.c | 1 + > libavcodec/vaapi_h264.c | 1 + > libavcodec/vaapi_hevc.c | 1 + > libavcodec/vaapi_mjpeg.c | 1 + > libavcodec/vaapi_mpeg2.c | 5 ++++- > libavcodec/vaapi_mpeg4.c | 5 ++++- > libavcodec/vaapi_vc1.c | 5 ++++- > libavcodec/vaapi_vp8.c | 1 + > libavcodec/vaapi_vp9.c | 1 + > libavcodec/vaapi_vvc.c | 1 + > libavcodec/vc1dec.c | 6 +++--- > libavcodec/vdpau_av1.c | 3 ++- > libavcodec/vdpau_h264.c | 1 + > libavcodec/vdpau_hevc.c | 1 + > libavcodec/vdpau_mpeg12.c | 1 + > libavcodec/vdpau_mpeg4.c | 1 + > libavcodec/vdpau_vc1.c | 1 + > libavcodec/vdpau_vp9.c | 3 ++- > libavcodec/videotoolbox.c | 8 ++++++-- > libavcodec/videotoolbox_av1.c | 1 + > libavcodec/videotoolbox_vp9.c | 1 + > libavcodec/vp8.c | 2 +- > libavcodec/vp9.c | 2 +- > libavcodec/vt_internal.h | 1 + > libavcodec/vulkan_av1.c | 1 + > libavcodec/vulkan_h264.c | 1 + > libavcodec/vulkan_hevc.c | 1 + > libavcodec/vvc/dec.c | 12 +++++++----- > 58 files changed, 118 insertions(+), 42 deletions(-) > > diff --git a/libavcodec/av1dec.c b/libavcodec/av1dec.c > index ed504ace85..baa9dea0f7 100644 > --- a/libavcodec/av1dec.c > +++ b/libavcodec/av1dec.c > @@ -1380,7 +1380,8 @@ static int av1_receive_frame_internal(AVCodecContext *avctx, AVFrame *frame) > s->cur_frame.temporal_id = header->temporal_id; > > if (avctx->hwaccel && s->cur_frame.f) { > - ret = FF_HW_CALL(avctx, start_frame, unit->data, unit->data_size); > + ret = FF_HW_CALL(avctx, start_frame, s->pkt->buf, > + unit->data, unit->data_size); > if (ret < 0) { > av_log(avctx, AV_LOG_ERROR, "HW accel start frame fail.\n"); > goto end; > diff --git a/libavcodec/d3d12va_av1.c b/libavcodec/d3d12va_av1.c > index 4a4d207b4f..230ca243fd 100644 > --- a/libavcodec/d3d12va_av1.c > +++ b/libavcodec/d3d12va_av1.c > @@ -45,7 +45,10 @@ typedef struct AV1DecodePictureContext { > unsigned bitstream_size; > } AV1DecodePictureContext; > > -static int d3d12va_av1_start_frame(AVCodecContext *avctx, av_unused const uint8_t *buffer, av_unused uint32_t size) > +static int d3d12va_av1_start_frame(AVCodecContext *avctx, > + av_unused AVBufferRef *buffer_ref, > + av_unused const uint8_t *buffer, > + av_unused uint32_t size) > { > const AV1DecContext *h = avctx->priv_data; > AV1DecodePictureContext *ctx_pic = h->cur_frame.hwaccel_picture_private; > diff --git a/libavcodec/d3d12va_h264.c b/libavcodec/d3d12va_h264.c > index b2fe2955c8..80a1034fa5 100644 > --- a/libavcodec/d3d12va_h264.c > +++ b/libavcodec/d3d12va_h264.c > @@ -50,8 +50,9 @@ static void fill_slice_short(DXVA_Slice_H264_Short *slice, > } > > static int d3d12va_h264_start_frame(AVCodecContext *avctx, > - av_unused const uint8_t *buffer, > - av_unused uint32_t size) > + av_unused AVBufferRef *buffer_ref, > + av_unused const uint8_t *buffer, > + av_unused uint32_t size) > { > const H264Context *h = avctx->priv_data; > H264DecodePictureContext *ctx_pic = h->cur_pic_ptr->hwaccel_picture_private; > diff --git a/libavcodec/d3d12va_hevc.c b/libavcodec/d3d12va_hevc.c > index 7686f0eb6c..a8c80c65d9 100644 > --- a/libavcodec/d3d12va_hevc.c > +++ b/libavcodec/d3d12va_hevc.c > @@ -49,7 +49,10 @@ static void fill_slice_short(DXVA_Slice_HEVC_Short *slice, unsigned position, un > slice->wBadSliceChopping = 0; > } > > -static int d3d12va_hevc_start_frame(AVCodecContext *avctx, av_unused const uint8_t *buffer, av_unused uint32_t size) > +static int d3d12va_hevc_start_frame(AVCodecContext *avctx, > + av_unused AVBufferRef *buffer_ref, > + av_unused const uint8_t *buffer, > + av_unused uint32_t size) > { > const HEVCContext *h = avctx->priv_data; > D3D12VADecodeContext *ctx = D3D12VA_DECODE_CONTEXT(avctx); > diff --git a/libavcodec/d3d12va_mpeg2.c b/libavcodec/d3d12va_mpeg2.c > index 86a7d97b34..2172827fd0 100644 > --- a/libavcodec/d3d12va_mpeg2.c > +++ b/libavcodec/d3d12va_mpeg2.c > @@ -40,7 +40,10 @@ typedef struct D3D12DecodePictureContext { > unsigned bitstream_size; > } D3D12DecodePictureContext; > > -static int d3d12va_mpeg2_start_frame(AVCodecContext *avctx, av_unused const uint8_t *buffer, av_unused uint32_t size) > +static int d3d12va_mpeg2_start_frame(AVCodecContext *avctx, > + av_unused AVBufferRef *buffer_ref, > + av_unused const uint8_t *buffer, > + av_unused uint32_t size) > { > const MpegEncContext *s = avctx->priv_data; > D3D12VADecodeContext *ctx = D3D12VA_DECODE_CONTEXT(avctx); > diff --git a/libavcodec/d3d12va_vc1.c b/libavcodec/d3d12va_vc1.c > index dccc0fbffa..3fe28b3c4d 100644 > --- a/libavcodec/d3d12va_vc1.c > +++ b/libavcodec/d3d12va_vc1.c > @@ -41,7 +41,10 @@ typedef struct D3D12DecodePictureContext { > unsigned bitstream_size; > } D3D12DecodePictureContext; > > -static int d3d12va_vc1_start_frame(AVCodecContext *avctx, av_unused const uint8_t *buffer, av_unused uint32_t size) > +static int d3d12va_vc1_start_frame(AVCodecContext *avctx, > + av_unused AVBufferRef *buffer_ref, > + av_unused const uint8_t *buffer, > + av_unused uint32_t size) > { > const VC1Context *v = avctx->priv_data; > D3D12VADecodeContext *ctx = D3D12VA_DECODE_CONTEXT(avctx); > diff --git a/libavcodec/d3d12va_vp9.c b/libavcodec/d3d12va_vp9.c > index 3476768e61..c10f6aec13 100644 > --- a/libavcodec/d3d12va_vp9.c > +++ b/libavcodec/d3d12va_vp9.c > @@ -45,7 +45,10 @@ static void fill_slice_short(DXVA_Slice_VPx_Short *slice, unsigned position, uns > slice->wBadSliceChopping = 0; > } > > -static int d3d12va_vp9_start_frame(AVCodecContext *avctx, av_unused const uint8_t *buffer, av_unused uint32_t size) > +static int d3d12va_vp9_start_frame(AVCodecContext *avctx, > + av_unused AVBufferRef *buffer_ref, > + av_unused const uint8_t *buffer, > + av_unused uint32_t size) > { > const VP9SharedContext *h = avctx->priv_data; > D3D12VADecodeContext *ctx = D3D12VA_DECODE_CONTEXT(avctx); > diff --git a/libavcodec/dxva2_av1.c b/libavcodec/dxva2_av1.c > index ea97fcb87e..48569982c3 100644 > --- a/libavcodec/dxva2_av1.c > +++ b/libavcodec/dxva2_av1.c > @@ -272,6 +272,7 @@ int ff_dxva2_av1_fill_picture_parameters(const AVCodecContext *avctx, AVDXVACont > } > > static int dxva2_av1_start_frame(AVCodecContext *avctx, > + av_unused AVBufferRef *buffer_ref, > av_unused const uint8_t *buffer, > av_unused uint32_t size) > { > diff --git a/libavcodec/dxva2_h264.c b/libavcodec/dxva2_h264.c > index 0fe4152625..65b59384bc 100644 > --- a/libavcodec/dxva2_h264.c > +++ b/libavcodec/dxva2_h264.c > @@ -444,6 +444,7 @@ static int commit_bitstream_and_slice_buffer(AVCodecContext *avctx, > > > static int dxva2_h264_start_frame(AVCodecContext *avctx, > + av_unused AVBufferRef *buffer_ref, > av_unused const uint8_t *buffer, > av_unused uint32_t size) > { > diff --git a/libavcodec/dxva2_hevc.c b/libavcodec/dxva2_hevc.c > index d01d1e76e8..4f985d5927 100644 > --- a/libavcodec/dxva2_hevc.c > +++ b/libavcodec/dxva2_hevc.c > @@ -363,6 +363,7 @@ static int commit_bitstream_and_slice_buffer(AVCodecContext *avctx, > > > static int dxva2_hevc_start_frame(AVCodecContext *avctx, > + av_unused AVBufferRef *buffer_ref, > av_unused const uint8_t *buffer, > av_unused uint32_t size) > { > diff --git a/libavcodec/dxva2_mpeg2.c b/libavcodec/dxva2_mpeg2.c > index d88e782414..0b30f69cac 100644 > --- a/libavcodec/dxva2_mpeg2.c > +++ b/libavcodec/dxva2_mpeg2.c > @@ -257,6 +257,7 @@ static int commit_bitstream_and_slice_buffer(AVCodecContext *avctx, > } > > static int dxva2_mpeg2_start_frame(AVCodecContext *avctx, > + av_unused AVBufferRef *buffer_ref, > av_unused const uint8_t *buffer, > av_unused uint32_t size) > { > diff --git a/libavcodec/dxva2_vc1.c b/libavcodec/dxva2_vc1.c > index a7b440c0d9..38499ebf39 100644 > --- a/libavcodec/dxva2_vc1.c > +++ b/libavcodec/dxva2_vc1.c > @@ -315,6 +315,7 @@ static int commit_bitstream_and_slice_buffer(AVCodecContext *avctx, > } > > static int dxva2_vc1_start_frame(AVCodecContext *avctx, > + av_unused AVBufferRef *buffer_ref, > av_unused const uint8_t *buffer, > av_unused uint32_t size) > { > diff --git a/libavcodec/dxva2_vp9.c b/libavcodec/dxva2_vp9.c > index f4ab91c580..cbf0263c87 100644 > --- a/libavcodec/dxva2_vp9.c > +++ b/libavcodec/dxva2_vp9.c > @@ -254,6 +254,7 @@ static int commit_bitstream_and_slice_buffer(AVCodecContext *avctx, > > > static int dxva2_vp9_start_frame(AVCodecContext *avctx, > + av_unused AVBufferRef *buffer_ref, > av_unused const uint8_t *buffer, > av_unused uint32_t size) > { > diff --git a/libavcodec/ffv1dec.c b/libavcodec/ffv1dec.c > index 387fedc79c..523b9139d8 100644 > --- a/libavcodec/ffv1dec.c > +++ b/libavcodec/ffv1dec.c > @@ -738,7 +738,7 @@ static int decode_frame(AVCodecContext *avctx, AVFrame *rframe, > > /* Start */ > if (hwaccel) { > - ret = hwaccel->start_frame(avctx, avpkt->data, avpkt->size); > + ret = hwaccel->start_frame(avctx, avpkt->buf, avpkt->data, avpkt->size); > if (ret < 0) > return ret; > } > diff --git a/libavcodec/h263dec.c b/libavcodec/h263dec.c > index 982a56ae05..11f9322db8 100644 > --- a/libavcodec/h263dec.c > +++ b/libavcodec/h263dec.c > @@ -561,7 +561,7 @@ retry: > ff_thread_finish_setup(avctx); > > if (avctx->hwaccel) { > - ret = FF_HW_CALL(avctx, start_frame, > + ret = FF_HW_CALL(avctx, start_frame, avpkt->buf, This is wrong, as the data here need not be contained in the AVPacket; it can be data from an earlier frame in case of packed bframes. Just pass NULL. > s->gb.buffer, s->gb.buffer_end - s->gb.buffer); > if (ret < 0 ) > return ret; > diff --git a/libavcodec/h264dec.c b/libavcodec/h264dec.c > index fd401027d6..d6ba55e76b 100644 > --- a/libavcodec/h264dec.c > +++ b/libavcodec/h264dec.c > @@ -587,7 +587,8 @@ static void debug_green_metadata(const H264SEIGreenMetaData *gm, void *logctx) > } > } > > -static int decode_nal_units(H264Context *h, const uint8_t *buf, int buf_size) > +static int decode_nal_units(H264Context *h, AVBufferRef *buf_ref, > + const uint8_t *buf, int buf_size) > { > AVCodecContext *const avctx = h->avctx; > int nals_needed = 0; ///< number of NALs that need decoding before the next frame thread starts > @@ -668,7 +669,8 @@ static int decode_nal_units(H264Context *h, const uint8_t *buf, int buf_size) > } > > if (h->avctx->hwaccel && > - (ret = FF_HW_CALL(h->avctx, start_frame, buf, buf_size)) < 0) > + (ret = FF_HW_CALL(h->avctx, start_frame, buf_ref, > + buf, buf_size)) < 0) > goto end; > } > > @@ -1053,7 +1055,7 @@ static int h264_decode_frame(AVCodecContext *avctx, AVFrame *pict, > avctx->err_recognition, avctx); > } > > - buf_index = decode_nal_units(h, buf, buf_size); > + buf_index = decode_nal_units(h, avpkt->buf, buf, buf_size); > if (buf_index < 0) > return AVERROR_INVALIDDATA; > > diff --git a/libavcodec/hevc/hevcdec.c b/libavcodec/hevc/hevcdec.c > index da8fdc5935..20ef821819 100644 > --- a/libavcodec/hevc/hevcdec.c > +++ b/libavcodec/hevc/hevcdec.c > @@ -3401,7 +3401,10 @@ static int hevc_frame_start(HEVCContext *s, HEVCLayerContext *l, > goto fail; > > if (s->avctx->hwaccel) { > - ret = FF_HW_CALL(s->avctx, start_frame, NULL, 0); > + AVCodecInternal *avci = s->avctx->internal; > + AVPacket *avpkt = avci->in_pkt; > + ret = FF_HW_CALL(s->avctx, start_frame, > + avpkt->buf, NULL, 0); > if (ret < 0) > goto fail; > } > diff --git a/libavcodec/hwaccel_internal.h b/libavcodec/hwaccel_internal.h > index 77df4e0904..4eb74f0b34 100644 > --- a/libavcodec/hwaccel_internal.h > +++ b/libavcodec/hwaccel_internal.h > @@ -52,11 +52,13 @@ typedef struct FFHWAccel { > * Otherwise, this means the whole frame is available at this point. > * > * @param avctx the codec context > + * @param buf_ref the frame data buffer reference (optional) > * @param buf the frame data buffer base > * @param buf_size the size of the frame in bytes > * @return zero if successful, a negative value otherwise > */ > - int (*start_frame)(AVCodecContext *avctx, const uint8_t *buf, uint32_t buf_size); > + int (*start_frame)(AVCodecContext *avctx, AVBufferRef *buf_ref, const AVBufferRef*, we are not passing ownership Why did you not make this the last parameter (given that only very few hwaccels will access it)? > + const uint8_t *buf, uint32_t buf_size); > > /** > * Callback for parameter data (SPS/PPS/VPS etc). > diff --git a/libavcodec/mjpegdec.c b/libavcodec/mjpegdec.c > index bd1b502e50..f3d940671e 100644 > --- a/libavcodec/mjpegdec.c > +++ b/libavcodec/mjpegdec.c > @@ -808,7 +808,7 @@ int ff_mjpeg_decode_sof(MJpegDecodeContext *s) > if (!s->hwaccel_picture_private) > return AVERROR(ENOMEM); > > - ret = hwaccel->start_frame(s->avctx, s->raw_image_buffer, > + ret = hwaccel->start_frame(s->avctx, NULL, s->raw_image_buffer, > s->raw_image_buffer_size); > if (ret < 0) > return ret; > diff --git a/libavcodec/mpeg12dec.c b/libavcodec/mpeg12dec.c > index ffe0710470..c21f220680 100644 > --- a/libavcodec/mpeg12dec.c > +++ b/libavcodec/mpeg12dec.c > @@ -1361,7 +1361,7 @@ static int mpeg_field_start(Mpeg1Context *s1, const uint8_t *buf, int buf_size) > } > > if (avctx->hwaccel) { > - if ((ret = FF_HW_CALL(avctx, start_frame, buf, buf_size)) < 0) > + if ((ret = FF_HW_CALL(avctx, start_frame, NULL, buf, buf_size)) < 0) > return ret; > } else if (s->codec_tag == MKTAG('V', 'C', 'R', '2')) { > // Exchange UV > diff --git a/libavcodec/nvdec_av1.c b/libavcodec/nvdec_av1.c > index 6b408edb87..9b9be702d5 100644 > --- a/libavcodec/nvdec_av1.c > +++ b/libavcodec/nvdec_av1.c > @@ -39,7 +39,9 @@ static int get_bit_depth_from_seq(const AV1RawSequenceHeader *seq) > return 8; > } > > -static int nvdec_av1_start_frame(AVCodecContext *avctx, const uint8_t *buffer, uint32_t size) > +static int nvdec_av1_start_frame(AVCodecContext *avctx, > + AVBufferRef *buffer_ref, > + const uint8_t *buffer, uint32_t size) > { > const AV1DecContext *s = avctx->priv_data; > const AV1RawSequenceHeader *seq = s->raw_seq; > diff --git a/libavcodec/nvdec_h264.c b/libavcodec/nvdec_h264.c > index 1ae3dfd032..b11688c638 100644 > --- a/libavcodec/nvdec_h264.c > +++ b/libavcodec/nvdec_h264.c > @@ -47,6 +47,7 @@ static void dpb_add(const H264Context *h, CUVIDH264DPBENTRY *dst, const H264Pict > } > > static int nvdec_h264_start_frame(AVCodecContext *avctx, > + AVBufferRef *buffer_ref, > const uint8_t *buffer, uint32_t size) > { > const H264Context *h = avctx->priv_data; > diff --git a/libavcodec/nvdec_hevc.c b/libavcodec/nvdec_hevc.c > index e01ce4c782..0de8d7b494 100644 > --- a/libavcodec/nvdec_hevc.c > +++ b/libavcodec/nvdec_hevc.c > @@ -70,6 +70,7 @@ static void fill_scaling_lists(CUVIDHEVCPICPARAMS *ppc, const HEVCContext *s) > } > > static int nvdec_hevc_start_frame(AVCodecContext *avctx, > + AVBufferRef *buffer_ref, > const uint8_t *buffer, uint32_t size) > { > const HEVCContext *s = avctx->priv_data; > diff --git a/libavcodec/nvdec_mjpeg.c b/libavcodec/nvdec_mjpeg.c > index 850634bf1a..6239264956 100644 > --- a/libavcodec/nvdec_mjpeg.c > +++ b/libavcodec/nvdec_mjpeg.c > @@ -27,7 +27,9 @@ > #include "decode.h" > #include "hwaccel_internal.h" > > -static int nvdec_mjpeg_start_frame(AVCodecContext *avctx, const uint8_t *buffer, uint32_t size) > +static int nvdec_mjpeg_start_frame(AVCodecContext *avctx, > + AVBufferRef *buffer_ref, > + const uint8_t *buffer, uint32_t size) > { > MJpegDecodeContext *s = avctx->priv_data; > > diff --git a/libavcodec/nvdec_mpeg12.c b/libavcodec/nvdec_mpeg12.c > index 99b2b14f1f..f393756df3 100644 > --- a/libavcodec/nvdec_mpeg12.c > +++ b/libavcodec/nvdec_mpeg12.c > @@ -30,7 +30,8 @@ > #include "nvdec.h" > #include "decode.h" > > -static int nvdec_mpeg12_start_frame(AVCodecContext *avctx, const uint8_t *buffer, uint32_t size) > +static int nvdec_mpeg12_start_frame(AVCodecContext *avctx, AVBufferRef *buffer_ref, > + const uint8_t *buffer, uint32_t size) > { > MpegEncContext *s = avctx->priv_data; > > diff --git a/libavcodec/nvdec_mpeg4.c b/libavcodec/nvdec_mpeg4.c > index 80da11b5b1..bda4e4eb24 100644 > --- a/libavcodec/nvdec_mpeg4.c > +++ b/libavcodec/nvdec_mpeg4.c > @@ -28,7 +28,8 @@ > #include "decode.h" > #include "hwaccel_internal.h" > > -static int nvdec_mpeg4_start_frame(AVCodecContext *avctx, const uint8_t *buffer, uint32_t size) > +static int nvdec_mpeg4_start_frame(AVCodecContext *avctx, AVBufferRef *buffer_ref, > + const uint8_t *buffer, uint32_t size) > { > Mpeg4DecContext *m = avctx->priv_data; > MpegEncContext *s = &m->m; > diff --git a/libavcodec/nvdec_vc1.c b/libavcodec/nvdec_vc1.c > index fbfba1ecb4..25eb0afb04 100644 > --- a/libavcodec/nvdec_vc1.c > +++ b/libavcodec/nvdec_vc1.c > @@ -29,7 +29,8 @@ > #include "decode.h" > #include "vc1.h" > > -static int nvdec_vc1_start_frame(AVCodecContext *avctx, const uint8_t *buffer, uint32_t size) > +static int nvdec_vc1_start_frame(AVCodecContext *avctx, AVBufferRef *buffer_ref, > + const uint8_t *buffer, uint32_t size) > { > VC1Context *v = avctx->priv_data; > MpegEncContext *s = &v->s; > diff --git a/libavcodec/nvdec_vp8.c b/libavcodec/nvdec_vp8.c > index ff3b3f259c..ab9dbac7dd 100644 > --- a/libavcodec/nvdec_vp8.c > +++ b/libavcodec/nvdec_vp8.c > @@ -32,7 +32,8 @@ static unsigned char safe_get_ref_idx(VP8Frame *frame) > return frame ? ff_nvdec_get_ref_idx(frame->tf.f) : 255; > } > > -static int nvdec_vp8_start_frame(AVCodecContext *avctx, const uint8_t *buffer, uint32_t size) > +static int nvdec_vp8_start_frame(AVCodecContext *avctx, AVBufferRef *buffer_ref, > + const uint8_t *buffer, uint32_t size) > { > VP8Context *h = avctx->priv_data; > > diff --git a/libavcodec/nvdec_vp9.c b/libavcodec/nvdec_vp9.c > index e196391c6d..0070a90410 100644 > --- a/libavcodec/nvdec_vp9.c > +++ b/libavcodec/nvdec_vp9.c > @@ -29,7 +29,8 @@ > #include "internal.h" > #include "vp9shared.h" > > -static int nvdec_vp9_start_frame(AVCodecContext *avctx, const uint8_t *buffer, uint32_t size) > +static int nvdec_vp9_start_frame(AVCodecContext *avctx, AVBufferRef *buffer_ref, > + const uint8_t *buffer, uint32_t size) > { > VP9SharedContext *h = avctx->priv_data; > const AVPixFmtDescriptor *pixdesc = av_pix_fmt_desc_get(avctx->sw_pix_fmt); > diff --git a/libavcodec/proresdec.c b/libavcodec/proresdec.c > index 01caa611a0..edc46e1442 100644 > --- a/libavcodec/proresdec.c > +++ b/libavcodec/proresdec.c > @@ -793,7 +793,7 @@ static int decode_frame(AVCodecContext *avctx, AVFrame *frame, > > if (HWACCEL_MAX && avctx->hwaccel) { > const FFHWAccel *hwaccel = ffhwaccel(avctx->hwaccel); > - ret = hwaccel->start_frame(avctx, NULL, 0); > + ret = hwaccel->start_frame(avctx, avpkt->buf, NULL, 0); Passing an AVBufferRef for NULL data seems fishy. > if (ret < 0) > return ret; > ret = hwaccel->decode_slice(avctx, avpkt->data, avpkt->size); > diff --git a/libavcodec/vaapi_av1.c b/libavcodec/vaapi_av1.c > index 5451b6055b..67cf479973 100644 > --- a/libavcodec/vaapi_av1.c > +++ b/libavcodec/vaapi_av1.c > @@ -108,6 +108,7 @@ static int vaapi_av1_decode_uninit(AVCodecContext *avctx) > > > static int vaapi_av1_start_frame(AVCodecContext *avctx, > + av_unused AVBufferRef *buffer_ref, > av_unused const uint8_t *buffer, > av_unused uint32_t size) > { > diff --git a/libavcodec/vaapi_h264.c b/libavcodec/vaapi_h264.c > index 398e92568c..265cec01a4 100644 > --- a/libavcodec/vaapi_h264.c > +++ b/libavcodec/vaapi_h264.c > @@ -232,6 +232,7 @@ static void fill_vaapi_plain_pred_weight_table(const H264Context *h, > > /** Initialize and start decoding a frame with VA API. */ > static int vaapi_h264_start_frame(AVCodecContext *avctx, > + av_unused AVBufferRef *buffer_ref, > av_unused const uint8_t *buffer, > av_unused uint32_t size) > { > diff --git a/libavcodec/vaapi_hevc.c b/libavcodec/vaapi_hevc.c > index 0c5a829220..cb3f41f49c 100644 > --- a/libavcodec/vaapi_hevc.c > +++ b/libavcodec/vaapi_hevc.c > @@ -122,6 +122,7 @@ static void fill_vaapi_reference_frames(const HEVCContext *h, const HEVCLayerCon > } > > static int vaapi_hevc_start_frame(AVCodecContext *avctx, > + av_unused AVBufferRef *buffer_ref, > av_unused const uint8_t *buffer, > av_unused uint32_t size) > { > diff --git a/libavcodec/vaapi_mjpeg.c b/libavcodec/vaapi_mjpeg.c > index 9557cf5f9b..acc278fa36 100644 > --- a/libavcodec/vaapi_mjpeg.c > +++ b/libavcodec/vaapi_mjpeg.c > @@ -24,6 +24,7 @@ > #include "mjpegdec.h" > > static int vaapi_mjpeg_start_frame(AVCodecContext *avctx, > + av_unused AVBufferRef *buffer_ref, > av_unused const uint8_t *buffer, > av_unused uint32_t size) > { > diff --git a/libavcodec/vaapi_mpeg2.c b/libavcodec/vaapi_mpeg2.c > index d4304dfdd1..46c8476366 100644 > --- a/libavcodec/vaapi_mpeg2.c > +++ b/libavcodec/vaapi_mpeg2.c > @@ -39,7 +39,10 @@ static inline int mpeg2_get_is_frame_start(const MpegEncContext *s) > return s->first_field || s->picture_structure == PICT_FRAME; > } > > -static int vaapi_mpeg2_start_frame(AVCodecContext *avctx, av_unused const uint8_t *buffer, av_unused uint32_t size) > +static int vaapi_mpeg2_start_frame(AVCodecContext *avctx, > + av_unused AVBufferRef *buffer_ref, > + av_unused const uint8_t *buffer, > + av_unused uint32_t size) > { > const MpegEncContext *s = avctx->priv_data; > VAAPIDecodePicture *pic = s->cur_pic.ptr->hwaccel_picture_private; > diff --git a/libavcodec/vaapi_mpeg4.c b/libavcodec/vaapi_mpeg4.c > index 2c9dfbe42f..9aebabfe02 100644 > --- a/libavcodec/vaapi_mpeg4.c > +++ b/libavcodec/vaapi_mpeg4.c > @@ -45,7 +45,10 @@ static int mpeg4_get_intra_dc_vlc_thr(Mpeg4DecContext *s) > return 0; > } > > -static int vaapi_mpeg4_start_frame(AVCodecContext *avctx, av_unused const uint8_t *buffer, av_unused uint32_t size) > +static int vaapi_mpeg4_start_frame(AVCodecContext *avctx, > + av_unused AVBufferRef *buffer_ref, > + av_unused const uint8_t *buffer, > + av_unused uint32_t size) > { > Mpeg4DecContext *ctx = avctx->priv_data; > MpegEncContext *s = &ctx->m; > diff --git a/libavcodec/vaapi_vc1.c b/libavcodec/vaapi_vc1.c > index 7d001882fd..52d5d40e78 100644 > --- a/libavcodec/vaapi_vc1.c > +++ b/libavcodec/vaapi_vc1.c > @@ -249,7 +249,10 @@ static inline void vc1_pack_bitplanes(uint8_t *bitplane, int n, const uint8_t *f > bitplane[bitplane_index] = (bitplane[bitplane_index] << 4) | v; > } > > -static int vaapi_vc1_start_frame(AVCodecContext *avctx, av_unused const uint8_t *buffer, av_unused uint32_t size) > +static int vaapi_vc1_start_frame(AVCodecContext *avctx, > + av_unused AVBufferRef *buffer_ref, > + av_unused const uint8_t *buffer, > + av_unused uint32_t size) > { > const VC1Context *v = avctx->priv_data; > const MpegEncContext *s = &v->s; > diff --git a/libavcodec/vaapi_vp8.c b/libavcodec/vaapi_vp8.c > index 66fdde1f39..cac95b0f1a 100644 > --- a/libavcodec/vaapi_vp8.c > +++ b/libavcodec/vaapi_vp8.c > @@ -32,6 +32,7 @@ static VASurfaceID vaapi_vp8_surface_id(VP8Frame *vf) > } > > static int vaapi_vp8_start_frame(AVCodecContext *avctx, > + av_unused AVBufferRef *buffer_ref, > av_unused const uint8_t *buffer, > av_unused uint32_t size) > { > diff --git a/libavcodec/vaapi_vp9.c b/libavcodec/vaapi_vp9.c > index a28fc75a59..7b2f56f6bf 100644 > --- a/libavcodec/vaapi_vp9.c > +++ b/libavcodec/vaapi_vp9.c > @@ -35,6 +35,7 @@ static VASurfaceID vaapi_vp9_surface_id(const VP9Frame *vf) > } > > static int vaapi_vp9_start_frame(AVCodecContext *avctx, > + av_unused AVBufferRef *buffer_ref, > av_unused const uint8_t *buffer, > av_unused uint32_t size) > { > diff --git a/libavcodec/vaapi_vvc.c b/libavcodec/vaapi_vvc.c > index 310b56e5a4..d3986081c1 100644 > --- a/libavcodec/vaapi_vvc.c > +++ b/libavcodec/vaapi_vvc.c > @@ -80,6 +80,7 @@ static void fill_vaapi_reference_frames(const VVCFrameContext *h, VAPictureParam > } > > static int vaapi_vvc_start_frame(AVCodecContext *avctx, > + av_unused AVBufferRef *buffer_ref, > av_unused const uint8_t *buffer, > av_unused uint32_t size) > { > diff --git a/libavcodec/vc1dec.c b/libavcodec/vc1dec.c > index d92a7da8ab..76a6f5f304 100644 > --- a/libavcodec/vc1dec.c > +++ b/libavcodec/vc1dec.c > @@ -1088,7 +1088,7 @@ static int vc1_decode_frame(AVCodecContext *avctx, AVFrame *pict, > if (v->field_mode && buf_start_second_field) { > // decode first field > s->picture_structure = PICT_BOTTOM_FIELD - v->tff; > - ret = hwaccel->start_frame(avctx, buf_start, > + ret = hwaccel->start_frame(avctx, avpkt->buf, buf_start, > buf_start_second_field - buf_start); > if (ret < 0) > goto err; > @@ -1143,7 +1143,7 @@ static int vc1_decode_frame(AVCodecContext *avctx, AVFrame *pict, > } > v->s.cur_pic.ptr->f->pict_type = v->s.pict_type; > > - ret = hwaccel->start_frame(avctx, buf_start_second_field, > + ret = hwaccel->start_frame(avctx, avpkt->buf, buf_start_second_field, > (buf + buf_size) - buf_start_second_field); > if (ret < 0) > goto err; > @@ -1186,7 +1186,7 @@ static int vc1_decode_frame(AVCodecContext *avctx, AVFrame *pict, > goto err; > } else { > s->picture_structure = PICT_FRAME; > - ret = hwaccel->start_frame(avctx, buf_start, > + ret = hwaccel->start_frame(avctx, avpkt->buf, buf_start, > (buf + buf_size) - buf_start); > if (ret < 0) > goto err; > diff --git a/libavcodec/vdpau_av1.c b/libavcodec/vdpau_av1.c > index a1aff79bb7..2474312808 100644 > --- a/libavcodec/vdpau_av1.c > +++ b/libavcodec/vdpau_av1.c > @@ -41,7 +41,8 @@ static int get_bit_depth_from_seq(const AV1RawSequenceHeader *seq) > } > > static int vdpau_av1_start_frame(AVCodecContext *avctx, > - const uint8_t *buffer, uint32_t size) > + AVBufferRef *buffer_ref, > + const uint8_t *buffer, uint32_t size) > { > AV1DecContext *s = avctx->priv_data; > const AV1RawSequenceHeader *seq = s->raw_seq; > diff --git a/libavcodec/vdpau_h264.c b/libavcodec/vdpau_h264.c > index 9c08e4048c..859d3c1424 100644 > --- a/libavcodec/vdpau_h264.c > +++ b/libavcodec/vdpau_h264.c > @@ -118,6 +118,7 @@ static void vdpau_h264_set_reference_frames(AVCodecContext *avctx) > } > > static int vdpau_h264_start_frame(AVCodecContext *avctx, > + AVBufferRef *buffer_ref, > const uint8_t *buffer, uint32_t size) > { > H264Context * const h = avctx->priv_data; > diff --git a/libavcodec/vdpau_hevc.c b/libavcodec/vdpau_hevc.c > index 0ddcafd897..0e3b721f0d 100644 > --- a/libavcodec/vdpau_hevc.c > +++ b/libavcodec/vdpau_hevc.c > @@ -32,6 +32,7 @@ > > > static int vdpau_hevc_start_frame(AVCodecContext *avctx, > + AVBufferRef *buffer_ref, > const uint8_t *buffer, uint32_t size) > { > HEVCContext *h = avctx->priv_data; > diff --git a/libavcodec/vdpau_mpeg12.c b/libavcodec/vdpau_mpeg12.c > index 1ce0bfaa07..8b62edf38a 100644 > --- a/libavcodec/vdpau_mpeg12.c > +++ b/libavcodec/vdpau_mpeg12.c > @@ -32,6 +32,7 @@ > #include "vdpau_internal.h" > > static int vdpau_mpeg_start_frame(AVCodecContext *avctx, > + AVBufferRef *buffer_ref, > const uint8_t *buffer, uint32_t size) > { > MpegEncContext * const s = avctx->priv_data; > diff --git a/libavcodec/vdpau_mpeg4.c b/libavcodec/vdpau_mpeg4.c > index 40af8655cc..f73a71bf29 100644 > --- a/libavcodec/vdpau_mpeg4.c > +++ b/libavcodec/vdpau_mpeg4.c > @@ -30,6 +30,7 @@ > #include "vdpau_internal.h" > > static int vdpau_mpeg4_start_frame(AVCodecContext *avctx, > + AVBufferRef *buffer_ref, > const uint8_t *buffer, uint32_t size) > { > Mpeg4DecContext *ctx = avctx->priv_data; > diff --git a/libavcodec/vdpau_vc1.c b/libavcodec/vdpau_vc1.c > index 20208c6dbc..17f60949be 100644 > --- a/libavcodec/vdpau_vc1.c > +++ b/libavcodec/vdpau_vc1.c > @@ -32,6 +32,7 @@ > #include "vdpau_internal.h" > > static int vdpau_vc1_start_frame(AVCodecContext *avctx, > + AVBufferRef *buffer_ref, > const uint8_t *buffer, uint32_t size) > { > VC1Context * const v = avctx->priv_data; > diff --git a/libavcodec/vdpau_vp9.c b/libavcodec/vdpau_vp9.c > index 424e2e60fb..a89b325e39 100644 > --- a/libavcodec/vdpau_vp9.c > +++ b/libavcodec/vdpau_vp9.c > @@ -29,7 +29,8 @@ > #include "vdpau_internal.h" > > static int vdpau_vp9_start_frame(AVCodecContext *avctx, > - const uint8_t *buffer, uint32_t size) > + AVBufferRef *buffer_ref, > + const uint8_t *buffer, uint32_t size) > { > VP9Context *s = avctx->priv_data; > VP9SharedContext *h = &(s->s); > diff --git a/libavcodec/videotoolbox.c b/libavcodec/videotoolbox.c > index a606c29ded..a8a0bd3e18 100644 > --- a/libavcodec/videotoolbox.c > +++ b/libavcodec/videotoolbox.c > @@ -415,6 +415,7 @@ CFDataRef ff_videotoolbox_hvcc_extradata_create(AVCodecContext *avctx) > } > > int ff_videotoolbox_h264_start_frame(AVCodecContext *avctx, > + AVBufferRef *buffer_ref, > const uint8_t *buffer, > uint32_t size) > { > @@ -1084,6 +1085,7 @@ static int videotoolbox_h264_end_frame(AVCodecContext *avctx) > } > > static int videotoolbox_hevc_start_frame(AVCodecContext *avctx, > + AVBufferRef *buffer_ref, > const uint8_t *buffer, > uint32_t size) > { > @@ -1127,6 +1129,7 @@ static int videotoolbox_hevc_end_frame(AVCodecContext *avctx) > } > > static int videotoolbox_mpeg_start_frame(AVCodecContext *avctx, > + AVBufferRef *buffer_ref, > const uint8_t *buffer, > uint32_t size) > { > @@ -1151,8 +1154,9 @@ static int videotoolbox_mpeg_end_frame(AVCodecContext *avctx) > } > > static int videotoolbox_prores_start_frame(AVCodecContext *avctx, > - const uint8_t *buffer, > - uint32_t size) > + AVBufferRef *buffer_ref, > + const uint8_t *buffer, > + uint32_t size) > { > return 0; > } > diff --git a/libavcodec/videotoolbox_av1.c b/libavcodec/videotoolbox_av1.c > index b4d39194d5..db360cf596 100644 > --- a/libavcodec/videotoolbox_av1.c > +++ b/libavcodec/videotoolbox_av1.c > @@ -63,6 +63,7 @@ CFDataRef ff_videotoolbox_av1c_extradata_create(AVCodecContext *avctx) > > > static int videotoolbox_av1_start_frame(AVCodecContext *avctx, > + AVBufferRef *buffer_ref, > const uint8_t *buffer, > uint32_t size) > { > diff --git a/libavcodec/videotoolbox_vp9.c b/libavcodec/videotoolbox_vp9.c > index da94ff4e54..0dc1142fca 100644 > --- a/libavcodec/videotoolbox_vp9.c > +++ b/libavcodec/videotoolbox_vp9.c > @@ -104,6 +104,7 @@ CFDataRef ff_videotoolbox_vpcc_extradata_create(AVCodecContext *avctx) > } > > static int videotoolbox_vp9_start_frame(AVCodecContext *avctx, > + AVBufferRef *buffer_ref, > const uint8_t *buffer, > uint32_t size) > { > diff --git a/libavcodec/vp8.c b/libavcodec/vp8.c > index 348744efd6..c42170519f 100644 > --- a/libavcodec/vp8.c > +++ b/libavcodec/vp8.c > @@ -2729,7 +2729,7 @@ int vp78_decode_frame(AVCodecContext *avctx, AVFrame *rframe, int *got_frame, > > if (!is_vp7 && avctx->hwaccel) { > const FFHWAccel *hwaccel = ffhwaccel(avctx->hwaccel); > - ret = hwaccel->start_frame(avctx, avpkt->data, avpkt->size); > + ret = hwaccel->start_frame(avctx, avpkt->buf, avpkt->data, avpkt->size); > if (ret < 0) > goto err; > > diff --git a/libavcodec/vp9.c b/libavcodec/vp9.c > index 83cd8a1565..b9ff3dcebd 100644 > --- a/libavcodec/vp9.c > +++ b/libavcodec/vp9.c > @@ -1618,7 +1618,7 @@ static int vp9_decode_frame(AVCodecContext *avctx, AVFrame *frame, > > if (avctx->hwaccel) { > const FFHWAccel *hwaccel = ffhwaccel(avctx->hwaccel); > - ret = hwaccel->start_frame(avctx, NULL, 0); > + ret = hwaccel->start_frame(avctx, pkt->buf, NULL, 0); > if (ret < 0) > return ret; > ret = hwaccel->decode_slice(avctx, pkt->data, pkt->size); > diff --git a/libavcodec/vt_internal.h b/libavcodec/vt_internal.h > index effa96fc15..7fa5ebf2d5 100644 > --- a/libavcodec/vt_internal.h > +++ b/libavcodec/vt_internal.h > @@ -61,6 +61,7 @@ int ff_videotoolbox_buffer_append(VTContext *vtctx, > uint32_t size); > int ff_videotoolbox_uninit(AVCodecContext *avctx); > int ff_videotoolbox_h264_start_frame(AVCodecContext *avctx, > + AVBufferRef *buffer_ref, > const uint8_t *buffer, > uint32_t size); > int ff_videotoolbox_h264_decode_slice(AVCodecContext *avctx, > diff --git a/libavcodec/vulkan_av1.c b/libavcodec/vulkan_av1.c > index 7dd7b204d7..33bb60a164 100644 > --- a/libavcodec/vulkan_av1.c > +++ b/libavcodec/vulkan_av1.c > @@ -236,6 +236,7 @@ static int vk_av1_create_params(AVCodecContext *avctx, AVBufferRef **buf) > } > > static int vk_av1_start_frame(AVCodecContext *avctx, > + av_unused AVBufferRef *buffer_ref, > av_unused const uint8_t *buffer, > av_unused uint32_t size) > { > diff --git a/libavcodec/vulkan_h264.c b/libavcodec/vulkan_h264.c > index 71cf2c3ad7..f50f76e680 100644 > --- a/libavcodec/vulkan_h264.c > +++ b/libavcodec/vulkan_h264.c > @@ -359,6 +359,7 @@ static int vk_h264_create_params(AVCodecContext *avctx, AVBufferRef **buf) > } > > static int vk_h264_start_frame(AVCodecContext *avctx, > + av_unused AVBufferRef *buffer_ref, > av_unused const uint8_t *buffer, > av_unused uint32_t size) > { > diff --git a/libavcodec/vulkan_hevc.c b/libavcodec/vulkan_hevc.c > index a5bcd88e2d..bbc36dc657 100644 > --- a/libavcodec/vulkan_hevc.c > +++ b/libavcodec/vulkan_hevc.c > @@ -709,6 +709,7 @@ static int vk_hevc_create_params(AVCodecContext *avctx, AVBufferRef **buf) > } > > static int vk_hevc_start_frame(AVCodecContext *avctx, > + av_unused AVBufferRef *buffer_ref, > av_unused const uint8_t *buffer, > av_unused uint32_t size) > { > diff --git a/libavcodec/vvc/dec.c b/libavcodec/vvc/dec.c > index f860e116ab..0b6443a112 100644 > --- a/libavcodec/vvc/dec.c > +++ b/libavcodec/vvc/dec.c > @@ -831,7 +831,8 @@ static int frame_setup(VVCFrameContext *fc, VVCContext *s) > return 0; > } > > -static int decode_slice(VVCContext *s, VVCFrameContext *fc, const H2645NAL *nal, const CodedBitstreamUnit *unit) > +static int decode_slice(VVCContext *s, VVCFrameContext *fc, AVBufferRef *buf_ref, > + const H2645NAL *nal, const CodedBitstreamUnit *unit) > { > int ret; > SliceContext *sc; > @@ -860,7 +861,7 @@ static int decode_slice(VVCContext *s, VVCFrameContext *fc, const H2645NAL *nal, > > if (s->avctx->hwaccel) { > if (is_first_slice) { > - ret = FF_HW_CALL(s->avctx, start_frame, NULL, 0); > + ret = FF_HW_CALL(s->avctx, start_frame, buf_ref, NULL, 0); > if (ret < 0) > return ret; > } > @@ -876,7 +877,8 @@ static int decode_slice(VVCContext *s, VVCFrameContext *fc, const H2645NAL *nal, > return 0; > } > > -static int decode_nal_unit(VVCContext *s, VVCFrameContext *fc, const H2645NAL *nal, const CodedBitstreamUnit *unit) > +static int decode_nal_unit(VVCContext *s, VVCFrameContext *fc, AVBufferRef *buf_ref, > + const H2645NAL *nal, const CodedBitstreamUnit *unit) > { > int ret; > > @@ -902,7 +904,7 @@ static int decode_nal_unit(VVCContext *s, VVCFrameContext *fc, const H2645NAL *n > case VVC_IDR_N_LP: > case VVC_CRA_NUT: > case VVC_GDR_NUT: > - ret = decode_slice(s, fc, nal, unit); > + ret = decode_slice(s, fc, buf_ref, nal, unit); > if (ret < 0) > return ret; > break; > @@ -940,7 +942,7 @@ static int decode_nal_units(VVCContext *s, VVCFrameContext *fc, AVPacket *avpkt) > if (unit->type == VVC_EOB_NUT || unit->type == VVC_EOS_NUT) { > s->last_eos = 1; > } else { > - ret = decode_nal_unit(s, fc, nal, unit); > + ret = decode_nal_unit(s, fc, avpkt->buf, nal, unit); > if (ret < 0) { > av_log(s->avctx, AV_LOG_WARNING, > "Error parsing NAL unit #%d.\n", i); _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".
next prev parent reply other threads:[~2025-03-13 22:08 UTC|newest] Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top 2025-03-13 17:03 [FFmpeg-devel] [PATCH v4 00/16] Add a Vulkan compute based FFv1 hwaccel Lynne 2025-03-13 17:03 ` [FFmpeg-devel] [PATCH v4 01/16] pixfmt: add AV_PIX_FMT_GBRAP32 Lynne 2025-03-14 15:13 ` Michael Niedermayer 2025-03-14 15:59 ` Lynne 2025-03-14 18:34 ` Marton Balint 2025-03-13 17:03 ` [FFmpeg-devel] [PATCH v4 02/16] vulkan: rename ff_vk_set_descriptor_image to ff_vk_shader_update_img Lynne 2025-03-13 17:03 ` [FFmpeg-devel] [PATCH v4 03/16] vulkan: add ff_vk_create_imageview Lynne 2025-03-13 17:03 ` [FFmpeg-devel] [PATCH v4 04/16] vulkan: copy host-mapping buffer code from hwcontext Lynne 2025-03-13 17:03 ` [FFmpeg-devel] [PATCH v4 05/16] hwcontext_vulkan: use the common host map function to map frame data Lynne 2025-03-13 17:03 ` [FFmpeg-devel] [PATCH v4 06/16] vulkan: workaround BGR storage image undefined behaviour Lynne 2025-03-13 17:03 ` [FFmpeg-devel] [PATCH v4 07/16] vulkan_decode: support software-defined decoders Lynne 2025-03-13 17:03 ` [FFmpeg-devel] [PATCH v4 08/16] vulkan_decode: support multiple image views Lynne 2025-03-13 17:03 ` [FFmpeg-devel] [PATCH v4 09/16] vulkan_decode: adjust number of async contexts created Lynne 2025-03-13 17:03 ` [FFmpeg-devel] [PATCH v4 10/16] ffv1enc_vulkan: refactor shaders slightly to support sharing Lynne 2025-03-13 17:03 ` [FFmpeg-devel] [PATCH v4 11/16] vulkan: unify handling of BGR and simplify ffv1_rct Lynne 2025-03-13 17:03 ` [FFmpeg-devel] [PATCH v4 12/16] vulkan: add ff_vk_exec_add_dep_wait_sem() Lynne 2025-03-13 17:03 ` [FFmpeg-devel] [PATCH v4 13/16] vulkan: add support for AV_PIX_FMT_GBRAP32 Lynne 2025-03-13 17:03 ` [FFmpeg-devel] [PATCH v4 14/16] ffv1dec: add support for hwaccels Lynne 2025-03-13 17:03 ` [FFmpeg-devel] [PATCH v4 15/16] FFHWAccel: add buffer_ref argument to start_frame Lynne 2025-03-13 22:08 ` Andreas Rheinhardt [this message] 2025-03-13 23:03 ` Lynne 2025-03-14 2:23 ` Lynne 2025-03-13 17:03 ` [FFmpeg-devel] [PATCH v4 16/16] ffv1: add a Vulkan-based decoder Lynne
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