openharmony/third_party_ffmpeg
1
0
Fork 0
mirror of https://gitee.com/openharmony/third_party_ffmpeg synced 2024-11-23 19:30:05 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

Merge commit 'adfa53d67c7a3318157ea9d95e8bdcfb77139452'

Browse Source 
* commit 'adfa53d67c7a3318157ea9d95e8bdcfb77139452':
  lavc: remove disabled FF_API_VDA_ASYNC cruft

Conflicts:
	libavcodec/vda.h
	libavcodec/vda_h264.c
	libavcodec/version.h

Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-03-13 01:12:57 +01:00
commit d469fa1923
3 changed files with 0 additions and 180 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

75
libavcodec/vda.h
View File

@ -41,10 +41,6 @@
#include "libavcodec/version.h"
#if FF_API_VDA_ASYNC
#include <pthread.h>
#endif
/**
* @defgroup lavc_codec_hwaccel_vda VDA
* @ingroup lavc_codec_hwaccel
@ -52,39 +48,6 @@
* @{
*/
#if FF_API_VDA_ASYNC
/**
* This structure is used to store decoded frame information and data.
*
* @deprecated Use synchronous decoding mode.
*/
typedef struct {
/**
* The PTS of the frame.
*
* - encoding: unused
* - decoding: Set/Unset by libavcodec.
*/
int64_t pts;
/**
* The CoreVideo buffer that contains the decoded data.
*
* - encoding: unused
* - decoding: Set/Unset by libavcodec.
*/
CVPixelBufferRef cv_buffer;
/**
* A pointer to the next frame.
*
* - encoding: unused
* - decoding: Set/Unset by libavcodec.
*/
struct vda_frame *next_frame;
} vda_frame;
#endif
/**
* This structure is used to provide the necessary configurations and data
* to the VDA FFmpeg HWAccel implementation.
@ -116,28 +79,6 @@ struct vda_context {
*/
int use_sync_decoding;
#if FF_API_VDA_ASYNC
/**
* VDA frames queue ordered by presentation timestamp.
*
* @deprecated Use synchronous decoding mode.
*
* - encoding: unused
* - decoding: Set/Unset by libavcodec.
*/
vda_frame *queue;
/**
* Mutex for locking queue operations.
*
* @deprecated Use synchronous decoding mode.
*
* - encoding: unused
* - decoding: Set/Unset by libavcodec.
*/
pthread_mutex_t queue_mutex;
#endif
/**
* The frame width.
*
@ -203,22 +144,6 @@ int ff_vda_create_decoder(struct vda_context *vda_ctx,
/** Destroy the video decoder. */
int ff_vda_destroy_decoder(struct vda_context *vda_ctx);
#if FF_API_VDA_ASYNC
/**
* Return the top frame of the queue.
*
* @deprecated Use synchronous decoding mode.
*/
vda_frame *ff_vda_queue_pop(struct vda_context *vda_ctx);
/**
* Release the given frame.
*
* @deprecated Use synchronous decoding mode.
*/
void ff_vda_release_vda_frame(vda_frame *frame);
#endif
/**
* @}
*/

102
libavcodec/vda_h264.c
View File

@ -28,100 +28,6 @@
#include "libavutil/avutil.h"
#include "h264.h"
#if FF_API_VDA_ASYNC
#include <CoreFoundation/CFString.h>
/* Helper to create a dictionary according to the given pts. */
static CFDictionaryRef vda_dictionary_with_pts(int64_t i_pts)
{
CFStringRef key = CFSTR("FF_VDA_DECODER_PTS_KEY");
CFNumberRef value = CFNumberCreate(kCFAllocatorDefault, kCFNumberSInt64Type, &i_pts);
CFDictionaryRef user_info = CFDictionaryCreate(kCFAllocatorDefault,
(const void **)&key,
(const void **)&value,
1,
&kCFTypeDictionaryKeyCallBacks,
&kCFTypeDictionaryValueCallBacks);
CFRelease(value);
return user_info;
}
/* Helper to retrieve the pts from the given dictionary. */
static int64_t vda_pts_from_dictionary(CFDictionaryRef user_info)
{
CFNumberRef pts;
int64_t outValue = 0;
if (!user_info)
return 0;
pts = CFDictionaryGetValue(user_info, CFSTR("FF_VDA_DECODER_PTS_KEY"));
if (pts)
CFNumberGetValue(pts, kCFNumberSInt64Type, &outValue);
return outValue;
}
/* Removes and releases all frames from the queue. */
static void vda_clear_queue(struct vda_context *vda_ctx)
{
vda_frame *top_frame;
pthread_mutex_lock(&vda_ctx->queue_mutex);
while (vda_ctx->queue) {
top_frame = vda_ctx->queue;
vda_ctx->queue = top_frame->next_frame;
ff_vda_release_vda_frame(top_frame);
}
pthread_mutex_unlock(&vda_ctx->queue_mutex);
}
static int vda_decoder_decode(struct vda_context *vda_ctx,
uint8_t *bitstream,
int bitstream_size,
int64_t frame_pts)
{
OSStatus status;
CFDictionaryRef user_info;
CFDataRef coded_frame;
coded_frame = CFDataCreate(kCFAllocatorDefault, bitstream, bitstream_size);
user_info = vda_dictionary_with_pts(frame_pts);
status = VDADecoderDecode(vda_ctx->decoder, 0, coded_frame, user_info);
CFRelease(user_info);
CFRelease(coded_frame);
return status;
}
vda_frame *ff_vda_queue_pop(struct vda_context *vda_ctx)
{
vda_frame *top_frame;
if (!vda_ctx->queue)
return NULL;
pthread_mutex_lock(&vda_ctx->queue_mutex);
top_frame = vda_ctx->queue;
vda_ctx->queue = top_frame->next_frame;
pthread_mutex_unlock(&vda_ctx->queue_mutex);
return top_frame;
}
void ff_vda_release_vda_frame(vda_frame *frame)
{
if (frame) {
CVPixelBufferRelease(frame->cv_buffer);
av_freep(&frame);
}
}
#endif
/* Decoder callback that adds the vda frame to the queue in display order. */
static void vda_decoder_callback (void *vda_hw_ctx,
@ -282,10 +188,6 @@ int ff_vda_create_decoder(struct vda_context *vda_ctx,
vda_ctx->priv_bitstream = NULL;
vda_ctx->priv_allocated_size = 0;
#if FF_API_VDA_ASYNC
pthread_mutex_init(&vda_ctx->queue_mutex, NULL);
#endif
/* Each VCL NAL in the bitstream sent to the decoder
* is preceded by a 4 bytes length header.
* Change the avcC atom header if needed, to signal headers of 4 bytes. */
@ -363,10 +265,6 @@ int ff_vda_destroy_decoder(struct vda_context *vda_ctx)
if (vda_ctx->decoder)
status = VDADecoderDestroy(vda_ctx->decoder);
#if FF_API_VDA_ASYNC
vda_clear_queue(vda_ctx);
pthread_mutex_destroy(&vda_ctx->queue_mutex);
#endif
av_freep(&vda_ctx->priv_bitstream);
return status;

3
libavcodec/version.h
View File

@ -73,9 +73,6 @@
#ifndef FF_API_CODEC_ID
#define FF_API_CODEC_ID (LIBAVCODEC_VERSION_MAJOR < 56)
#endif
#ifndef FF_API_VDA_ASYNC
#define FF_API_VDA_ASYNC (LIBAVCODEC_VERSION_MAJOR < 55)
#endif
#ifndef FF_API_AVCODEC_RESAMPLE
#define FF_API_AVCODEC_RESAMPLE (LIBAVCODEC_VERSION_MAJOR < 55)
#endif