From 11d923d41412223ed255f31489222321b11d0397 Mon Sep 17 00:00:00 2001 From: Sebastien Zwickert Date: Sat, 11 Jul 2015 13:23:21 +0200 Subject: avcodec: add new Videotoolbox hwaccel. --- libavcodec/vda_vt_internal.h | 55 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 55 insertions(+) create mode 100644 libavcodec/vda_vt_internal.h (limited to 'libavcodec/vda_vt_internal.h') diff --git a/libavcodec/vda_vt_internal.h b/libavcodec/vda_vt_internal.h new file mode 100644 index 0000000..9ff63cc --- /dev/null +++ b/libavcodec/vda_vt_internal.h @@ -0,0 +1,55 @@ +/* + * 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_VDA_VT_INTERNAL_H +#define AVCODEC_VDA_VT_INTERNAL_H + +void ff_vda_output_callback(void *vda_hw_ctx, + CFDictionaryRef user_info, + OSStatus status, + uint32_t infoFlags, + CVImageBufferRef image_buffer); + +int ff_vda_default_init(AVCodecContext *avctx); +void ff_vda_default_free(AVCodecContext *avctx); + +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; +} VTContext; + +int ff_videotoolbox_alloc_frame(AVCodecContext *avctx, AVFrame *frame); +int ff_videotoolbox_uninit(AVCodecContext *avctx); +int ff_videotoolbox_buffer_create(VTContext *vtctx, AVFrame *frame); +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); +#endif /* AVCODEC_VDA_VT_INTERNAL_H */ -- cgit v1.1