| 1 | /* |
|---|
| 2 | * bitstream_info.h |
|---|
| 3 | * Created by Graham Booker on 1/6/07. |
|---|
| 4 | * |
|---|
| 5 | * This file is part of Perian. |
|---|
| 6 | * |
|---|
| 7 | * This library is free software; you can redistribute it and/or |
|---|
| 8 | * modify it under the terms of the GNU Lesser General Public |
|---|
| 9 | * License as published by the Free Software Foundation; either |
|---|
| 10 | * version 2.1 of the License, or (at your option) any later version. |
|---|
| 11 | * |
|---|
| 12 | * This library is distributed in the hope that it will be useful, |
|---|
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
|---|
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|---|
| 15 | * Lesser General Public License for more details. |
|---|
| 16 | * |
|---|
| 17 | * You should have received a copy of the GNU Lesser General Public |
|---|
| 18 | * License along with FFmpeg; if not, write to the Free Software |
|---|
| 19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
|---|
| 20 | */ |
|---|
| 21 | |
|---|
| 22 | #include <AudioToolbox/AudioToolbox.h> |
|---|
| 23 | #include <QuickTime/QuickTime.h> |
|---|
| 24 | |
|---|
| 25 | #ifdef __cplusplus |
|---|
| 26 | extern "C" { |
|---|
| 27 | #endif |
|---|
| 28 | |
|---|
| 29 | int parse_ac3_bitstream(AudioStreamBasicDescription *asbd, AudioChannelLayout *acl, uint8_t *buffer, int buff_size); |
|---|
| 30 | |
|---|
| 31 | typedef struct FFusionParserContext |
|---|
| 32 | { |
|---|
| 33 | struct AVCodecParserContext *pc; |
|---|
| 34 | struct AVCodecContext *avctx; |
|---|
| 35 | struct FFusionParser *parserStructure; |
|---|
| 36 | void *internalContext; |
|---|
| 37 | } FFusionParserContext; |
|---|
| 38 | |
|---|
| 39 | typedef struct FFusionParser |
|---|
| 40 | { |
|---|
| 41 | struct AVCodecParser *avparse; |
|---|
| 42 | int internalContextSize; |
|---|
| 43 | int (*init)(FFusionParserContext *parser); |
|---|
| 44 | int (*extra_data)(FFusionParserContext *parser, |
|---|
| 45 | const uint8_t *buf, int buf_size); |
|---|
| 46 | int (*parser_parse)(FFusionParserContext *parser, |
|---|
| 47 | const uint8_t *buf, int buf_size, |
|---|
| 48 | int *out_buf_size, |
|---|
| 49 | int *type, int *skippable, int *skipped); |
|---|
| 50 | struct FFusionParser *next; |
|---|
| 51 | } FFusionParser; |
|---|
| 52 | |
|---|
| 53 | typedef enum { |
|---|
| 54 | FFUSION_CANNOT_DECODE, |
|---|
| 55 | FFUSION_PREFER_NOT_DECODE, |
|---|
| 56 | FFUSION_PREFER_DECODE, |
|---|
| 57 | } FFusionDecodeAbilities; |
|---|
| 58 | |
|---|
| 59 | void initFFusionParsers(); |
|---|
| 60 | FFusionParserContext *ffusionParserInit(int codec_id); |
|---|
| 61 | void ffusionParserFree(FFusionParserContext *parser); |
|---|
| 62 | int ffusionParseExtraData(FFusionParserContext *parser, const uint8_t *buf, int buf_size); |
|---|
| 63 | int ffusionParse(FFusionParserContext *parser, const uint8_t *buf, int buf_size, int *out_buf_size, int *type, int *skippable, int *skipped); |
|---|
| 64 | void ffusionLogDebugInfo(FFusionParserContext *parser, FILE *log); |
|---|
| 65 | FFusionDecodeAbilities ffusionIsParsedVideoDecodable(FFusionParserContext *parser); |
|---|
| 66 | |
|---|
| 67 | #ifdef __cplusplus |
|---|
| 68 | } |
|---|
| 69 | #endif |
|---|
