virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-08-04 22:03:09 +02:00
Code Issues Releases Activity

avutil/frame: Port AVFrame.private_ref to RefStruct API

Browse Source 
This is possible without deprecation period, because said field
is documented as only for our libav* libraries and not the general
public.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
Andreas Rheinhardt
2025-02-25 12:59:17 +01:00
committed by James Almer
parent d6b215052b
commit b306683d12
15 changed files with 33 additions and 51 deletions
Download Patch File Download Diff File Expand all files Collapse all files

28
libavcodec/decode.c
View File

@ -676,11 +676,11 @@ static int decode_receive_frame_internal(AVCodecContext *avctx, AVFrame *frame)
/* the only case where decode data is not set should be decoders
* that do not call ff_get_buffer() */
av_assert0((frame->private_ref && frame->private_ref->size == sizeof(FrameDecodeData)) ||
av_assert0(frame->private_ref ||
!(avctx->codec->capabilities & AV_CODEC_CAP_DR1));
if (frame->private_ref) {
FrameDecodeData *fdd = (FrameDecodeData*)frame->private_ref->data;
FrameDecodeData *fdd = frame->private_ref;
if (fdd->post_process) {
ret = fdd->post_process(avctx, frame);
@ -693,7 +693,7 @@ static int decode_receive_frame_internal(AVCodecContext *avctx, AVFrame *frame)
}
/* free the per-frame decode data */
av_buffer_unref(&frame->private_ref);
av_refstruct_unref(&frame->private_ref);
return ret;
}
@ -1544,39 +1544,29 @@ static void validate_avframe_allocation(AVCodecContext *avctx, AVFrame *frame)
}
}
static void decode_data_free(void *opaque, uint8_t *data)
static void decode_data_free(AVRefStructOpaque unused, void *obj)
{
FrameDecodeData *fdd = (FrameDecodeData*)data;
FrameDecodeData *fdd = obj;
if (fdd->post_process_opaque_free)
fdd->post_process_opaque_free(fdd->post_process_opaque);
if (fdd->hwaccel_priv_free)
fdd->hwaccel_priv_free(fdd->hwaccel_priv);
av_freep(&fdd);
}
int ff_attach_decode_data(AVFrame *frame)
{
AVBufferRef *fdd_buf;
FrameDecodeData *fdd;
av_assert1(!frame->private_ref);
av_buffer_unref(&frame->private_ref);
av_refstruct_unref(&frame->private_ref);
fdd = av_mallocz(sizeof(*fdd));
fdd = av_refstruct_alloc_ext(sizeof(*fdd), 0, NULL, decode_data_free);
if (!fdd)
return AVERROR(ENOMEM);
fdd_buf = av_buffer_create((uint8_t*)fdd, sizeof(*fdd), decode_data_free,
NULL, AV_BUFFER_FLAG_READONLY);
if (!fdd_buf) {
av_freep(&fdd);
return AVERROR(ENOMEM);
}
frame->private_ref = fdd_buf;
frame->private_ref = fdd;
return 0;
}
@ -1603,7 +1593,7 @@ static void attach_post_process_data(AVCodecContext *avctx, AVFrame *frame)
DecodeContext *dc = decode_ctx(avci);
if (dc->lcevc_frame) {
FrameDecodeData *fdd = (FrameDecodeData*)frame->private_ref->data;
FrameDecodeData *fdd = frame->private_ref;
fdd->post_process_opaque = av_refstruct_ref(dc->lcevc);
fdd->post_process_opaque_free = ff_lcevc_unref;

2
libavcodec/lcevcdec.c
View File

@ -278,7 +278,7 @@ static int lcevc_init(FFLCEVCContext *lcevc, void *logctx)
int ff_lcevc_process(void *logctx, AVFrame *frame)
{
FrameDecodeData *fdd = (FrameDecodeData*)frame->private_ref->data;
FrameDecodeData *fdd = frame->private_ref;
FFLCEVCContext *lcevc = fdd->post_process_opaque;
int ret;

8
libavcodec/nvdec.c
View File

@ -494,7 +494,7 @@ finish:
static int nvdec_retrieve_data(void *logctx, AVFrame *frame)
{
FrameDecodeData *fdd = (FrameDecodeData*)frame->private_ref->data;
FrameDecodeData *fdd = frame->private_ref;
NVDECFrame *cf = (NVDECFrame*)fdd->hwaccel_priv;
NVDECDecoder *decoder = cf->decoder;
@ -575,7 +575,7 @@ finish:
int ff_nvdec_start_frame(AVCodecContext *avctx, AVFrame *frame)
{
NVDECContext *ctx = avctx->internal->hwaccel_priv_data;
FrameDecodeData *fdd = (FrameDecodeData*)frame->private_ref->data;
FrameDecodeData *fdd = frame->private_ref;
NVDECFrame *cf = NULL;
int ret;
@ -613,7 +613,7 @@ fail:
int ff_nvdec_start_frame_sep_ref(AVCodecContext *avctx, AVFrame *frame, int has_sep_ref)
{
NVDECContext *ctx = avctx->internal->hwaccel_priv_data;
FrameDecodeData *fdd = (FrameDecodeData*)frame->private_ref->data;
FrameDecodeData *fdd = frame->private_ref;
NVDECFrame *cf;
int ret;
@ -780,7 +780,7 @@ int ff_nvdec_get_ref_idx(AVFrame *frame)
if (!frame || !frame->private_ref)
return -1;
fdd = (FrameDecodeData*)frame->private_ref->data;
fdd = frame->private_ref;
cf = (NVDECFrame*)fdd->hwaccel_priv;
if (!cf)
return -1;

2
libavcodec/nvdec_av1.c
View File

@ -64,7 +64,7 @@ static int nvdec_av1_start_frame(AVCodecContext *avctx,
if (ret < 0)
return ret;
fdd = (FrameDecodeData*)cur_frame->private_ref->data;
fdd = cur_frame->private_ref;
cf = (NVDECFrame*)fdd->hwaccel_priv;
*pp = (CUVIDPICPARAMS) {

4
libavcodec/nvdec_h264.c
View File

@ -34,7 +34,7 @@
static void dpb_add(const H264Context *h, CUVIDH264DPBENTRY *dst, const H264Picture *src,
int frame_idx)
{
FrameDecodeData *fdd = (FrameDecodeData*)src->f->private_ref->data;
FrameDecodeData *fdd = src->f->private_ref;
const NVDECFrame *cf = fdd->hwaccel_priv;
dst->PicIdx = cf ? cf->idx : -1;
@ -66,7 +66,7 @@ static int nvdec_h264_start_frame(AVCodecContext *avctx,
if (ret < 0)
return ret;
fdd = (FrameDecodeData*)h->cur_pic_ptr->f->private_ref->data;
fdd = h->cur_pic_ptr->f->private_ref;
cf = (NVDECFrame*)fdd->hwaccel_priv;
*pp = (CUVIDPICPARAMS) {

4
libavcodec/nvdec_hevc.c
View File

@ -34,7 +34,7 @@
static void dpb_add(CUVIDHEVCPICPARAMS *pp, int idx, const HEVCFrame *src)
{
FrameDecodeData *fdd = (FrameDecodeData*)src->f->private_ref->data;
FrameDecodeData *fdd = src->f->private_ref;
const NVDECFrame *cf = fdd->hwaccel_priv;
pp->RefPicIdx[idx] = cf ? cf->idx : -1;
@ -90,7 +90,7 @@ static int nvdec_hevc_start_frame(AVCodecContext *avctx,
if (ret < 0)
return ret;
fdd = (FrameDecodeData*)s->cur_frame->f->private_ref->data;
fdd = s->cur_frame->f->private_ref;
cf = (NVDECFrame*)fdd->hwaccel_priv;
*pp = (CUVIDPICPARAMS) {

2
libavcodec/nvdec_mjpeg.c
View File

@ -45,7 +45,7 @@ static int nvdec_mjpeg_start_frame(AVCodecContext *avctx,
if (ret < 0)
return ret;
fdd = (FrameDecodeData*)cur_frame->private_ref->data;
fdd = cur_frame->private_ref;
cf = (NVDECFrame*)fdd->hwaccel_priv;
*pp = (CUVIDPICPARAMS) {

2
libavcodec/nvdec_mpeg12.c
View File

@ -49,7 +49,7 @@ static int nvdec_mpeg12_start_frame(AVCodecContext *avctx,
if (ret < 0)
return ret;
fdd = (FrameDecodeData*)cur_frame->private_ref->data;
fdd = cur_frame->private_ref;
cf = (NVDECFrame*)fdd->hwaccel_priv;
*pp = (CUVIDPICPARAMS) {

2
libavcodec/nvdec_mpeg4.c
View File

@ -48,7 +48,7 @@ static int nvdec_mpeg4_start_frame(AVCodecContext *avctx,
if (ret < 0)
return ret;
fdd = (FrameDecodeData*)cur_frame->private_ref->data;
fdd = cur_frame->private_ref;
cf = (NVDECFrame*)fdd->hwaccel_priv;
*pp = (CUVIDPICPARAMS) {

2
libavcodec/nvdec_vc1.c
View File

@ -48,7 +48,7 @@ static int nvdec_vc1_start_frame(AVCodecContext *avctx,
if (ret < 0)
return ret;
fdd = (FrameDecodeData*)cur_frame->private_ref->data;
fdd = cur_frame->private_ref;
cf = (NVDECFrame*)fdd->hwaccel_priv;
*pp = (CUVIDPICPARAMS) {

2
libavcodec/nvdec_vp8.c
View File

@ -50,7 +50,7 @@ static int nvdec_vp8_start_frame(AVCodecContext *avctx,
if (ret < 0)
return ret;
fdd = (FrameDecodeData*)cur_frame->private_ref->data;
fdd = cur_frame->private_ref;
cf = (NVDECFrame*)fdd->hwaccel_priv;
*pp = (CUVIDPICPARAMS) {

2
libavcodec/nvdec_vp9.c
View File

@ -49,7 +49,7 @@ static int nvdec_vp9_start_frame(AVCodecContext *avctx,
if (ret < 0)
return ret;
fdd = (FrameDecodeData*)cur_frame->private_ref->data;
fdd = cur_frame->private_ref;
cf = (NVDECFrame*)fdd->hwaccel_priv;
*pp = (CUVIDPICPARAMS) {

2
libavcodec/videotoolbox.c
View File

@ -167,7 +167,7 @@ int ff_videotoolbox_alloc_frame(AVCodecContext *avctx, AVFrame *frame)
}
frame->buf[0] = buf;
fdd = (FrameDecodeData*)frame->private_ref->data;
fdd = frame->private_ref;
fdd->post_process = videotoolbox_postproc_frame;
frame->width = avctx->width;

12
libavutil/frame.c
View File

@ -19,12 +19,11 @@
#include "channel_layout.h"
#include "avassert.h"
#include "buffer.h"
#include "common.h"
#include "cpu.h"
#include "dict.h"
#include "frame.h"
#include "imgutils.h"
#include "mem.h"
#include "refstruct.h"
#include "samplefmt.h"
#include "side_data.h"
#include "hwcontext.h"
@ -219,8 +218,6 @@ int av_frame_get_buffer(AVFrame *frame, int align)
static int frame_copy_props(AVFrame *dst, const AVFrame *src, int force_copy)
{
int ret;
dst->pict_type = src->pict_type;
dst->sample_aspect_ratio = src->sample_aspect_ratio;
dst->crop_top = src->crop_top;
@ -272,9 +269,8 @@ static int frame_copy_props(AVFrame *dst, const AVFrame *src, int force_copy)
av_dict_copy(&sd_dst->metadata, sd_src->metadata, 0);
}
ret = av_buffer_replace(&dst->opaque_ref, src->opaque_ref);
ret |= av_buffer_replace(&dst->private_ref, src->private_ref);
return ret;
av_refstruct_replace(&dst->private_ref, src->private_ref);
return av_buffer_replace(&dst->opaque_ref, src->opaque_ref);
}
int av_frame_ref(AVFrame *dst, const AVFrame *src)
@ -516,7 +512,7 @@ void av_frame_unref(AVFrame *frame)
av_buffer_unref(&frame->hw_frames_ctx);
av_buffer_unref(&frame->opaque_ref);
av_buffer_unref(&frame->private_ref);
av_refstruct_unref(&frame->private_ref);
if (frame->extended_data != frame->data)
av_freep(&frame->extended_data);

10
libavutil/frame.h
View File

@ -739,17 +739,13 @@ typedef struct AVFrame {
*/
/**
* AVBufferRef for internal use by a single libav* library.
* RefStruct reference for internal use by a single libav* library.
* Must not be used to transfer data between libraries.
* Has to be NULL when ownership of the frame leaves the respective library.
*
* Code outside the FFmpeg libs should never check or change the contents of the buffer ref.
*
* FFmpeg calls av_buffer_unref() on it when the frame is unreferenced.
* av_frame_copy_props() calls create a new reference with av_buffer_ref()
* for the target frame's private_ref field.
* Code outside the FFmpeg libs must never check or change private_ref.
*/
AVBufferRef *private_ref;
void *private_ref;
/**
* Channel layout of the audio data.