diff options
Diffstat (limited to 'libavcodec/vt_internal.h')
-rw-r--r-- | libavcodec/vt_internal.h | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/libavcodec/vt_internal.h b/libavcodec/vt_internal.h new file mode 100644 index 0000000..fb64735 --- /dev/null +++ b/libavcodec/vt_internal.h @@ -0,0 +1,58 @@ +/* + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef AVCODEC_VT_INTERNAL_H +#define AVCODEC_VT_INTERNAL_H + +typedef struct VTContext { + // The current bitstream buffer. + uint8_t *bitstream; + + // The current size of the bitstream. + int bitstream_size; + + // The reference size used for fast reallocation. + int allocated_size; + + // The core video buffer + CVImageBufferRef frame; + + // Current dummy frames context (depends on exact CVImageBufferRef params). + struct AVBufferRef *cached_hw_frames_ctx; + + // Non-NULL if the new hwaccel API is used. This is only a separate struct + // to ease compatibility with the old API. + struct AVVideotoolboxContext *vt_ctx; + + // Current H264 parameters (used to trigger decoder restart on SPS changes). + uint8_t sps[3]; + bool reconfig_needed; +} VTContext; + +int ff_videotoolbox_alloc_frame(AVCodecContext *avctx, AVFrame *frame); +int ff_videotoolbox_uninit(AVCodecContext *avctx); +int ff_videotoolbox_h264_start_frame(AVCodecContext *avctx, + const uint8_t *buffer, + uint32_t size); +int ff_videotoolbox_h264_decode_slice(AVCodecContext *avctx, + const uint8_t *buffer, + uint32_t size); +CFDataRef ff_videotoolbox_avcc_extradata_create(AVCodecContext *avctx); +CFDataRef ff_videotoolbox_hvcc_extradata_create(AVCodecContext *avctx); + +#endif /* AVCODEC_VT_INTERNAL_H */ |