FFmpeg
4.0
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#include <jni.h>
#include "libavutil/avassert.h"
#include "libavutil/mem.h"
#include "libavutil/avstring.h"
#include "avcodec.h"
#include "ffjni.h"
#include "version.h"
#include "mediacodec_wrapper.h"
Go to the source code of this file.
Data Structures | |
struct | JNIAMediaCodecListFields |
struct | JNIAMediaFormatFields |
struct | FFAMediaFormat |
struct | JNIAMediaCodecFields |
struct | FFAMediaCodec |
Macros | |
#define | JNI_GET_ENV_OR_RETURN(env, log_ctx, ret) |
#define | JNI_GET_ENV_OR_RETURN_VOID(env, log_ctx) |
#define | CREATE_CODEC_BY_NAME 0 |
#define | CREATE_DECODER_BY_TYPE 1 |
#define | CREATE_ENCODER_BY_TYPE 2 |
#define | DECLARE_FF_AMEDIACODEC_CREATE_FUNC(name, method) |
Variables | |
static const struct FFJniField | jni_amediacodeclist_mapping [] |
static const struct FFJniField | jni_amediaformat_mapping [] |
static const AVClass | amediaformat_class |
static const struct FFJniField | jni_amediacodec_mapping [] |
static const AVClass | amediacodec_class |
#define JNI_GET_ENV_OR_RETURN | ( | env, | |
log_ctx, | |||
ret | |||
) |
Definition at line 299 of file mediacodec_wrapper.c.
Referenced by codec_init_static_fields(), ff_AMediaCodec_configure(), ff_AMediaCodec_delete(), ff_AMediaCodec_dequeueInputBuffer(), ff_AMediaCodec_dequeueOutputBuffer(), ff_AMediaCodec_flush(), ff_AMediaCodec_getInputBuffer(), ff_AMediaCodec_getName(), ff_AMediaCodec_getOutputBuffer(), ff_AMediaCodec_getOutputFormat(), ff_AMediaCodec_queueInputBuffer(), ff_AMediaCodec_releaseOutputBuffer(), ff_AMediaCodec_releaseOutputBufferAtTime(), ff_AMediaCodec_start(), ff_AMediaCodec_stop(), ff_AMediaCodecList_getCodecNameByType(), ff_AMediaCodecProfile_getProfileFromAVCodecContext(), ff_AMediaFormat_delete(), ff_AMediaFormat_getBuffer(), ff_AMediaFormat_getFloat(), ff_AMediaFormat_getInt32(), ff_AMediaFormat_getInt64(), ff_AMediaFormat_getString(), and ff_AMediaFormat_toString().
#define JNI_GET_ENV_OR_RETURN_VOID | ( | env, | |
log_ctx | |||
) |
Definition at line 306 of file mediacodec_wrapper.c.
Referenced by ff_AMediaFormat_setBuffer(), ff_AMediaFormat_setFloat(), ff_AMediaFormat_setInt32(), ff_AMediaFormat_setInt64(), and ff_AMediaFormat_setString().
#define CREATE_CODEC_BY_NAME 0 |
Definition at line 1180 of file mediacodec_wrapper.c.
Referenced by codec_create().
#define CREATE_DECODER_BY_TYPE 1 |
Definition at line 1181 of file mediacodec_wrapper.c.
Referenced by codec_create().
#define CREATE_ENCODER_BY_TYPE 2 |
Definition at line 1182 of file mediacodec_wrapper.c.
Referenced by codec_create().
#define DECLARE_FF_AMEDIACODEC_CREATE_FUNC | ( | name, | |
method | |||
) |
Definition at line 1284 of file mediacodec_wrapper.c.
int ff_AMediaCodecProfile_getProfileFromAVCodecContext | ( | AVCodecContext * | avctx | ) |
The following API around MediaCodec and MediaFormat is based on the NDK one provided by Google since Android 5.0.
Differences from the NDK API:
Buffers returned by ff_AMediaFormat_toString and ff_AMediaFormat_getString are newly allocated buffer and must be freed by the user after use.
The MediaCrypto API is not implemented.
ff_AMediaCodec_infoTryAgainLater, ff_AMediaCodec_infoOutputBuffersChanged, ff_AMediaCodec_infoOutputFormatChanged, ff_AMediaCodec_cleanOutputBuffers ff_AMediaCodec_getName and ff_AMediaCodec_getBufferFlagEndOfStream are not part of the original NDK API and are convenience functions to hide JNI implementation.
The API around MediaCodecList is not part of the NDK (and is lacking as we still need to retrieve the codec name to work around faulty decoders and encoders).
For documentation, please refers to NdkMediaCodec.h NdkMediaFormat.h and http://developer.android.com/reference/android/media/MediaCodec.html.
Definition at line 313 of file mediacodec_wrapper.c.
Referenced by ff_mediacodec_dec_init().
char* ff_AMediaCodecList_getCodecNameByType | ( | const char * | mime, |
int | profile, | ||
int | encoder, | ||
void * | log_ctx | ||
) |
Definition at line 382 of file mediacodec_wrapper.c.
Referenced by ff_mediacodec_dec_init().
FFAMediaFormat* ff_AMediaFormat_new | ( | void | ) |
Definition at line 617 of file mediacodec_wrapper.c.
Referenced by mediacodec_decode_init().
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static |
Definition at line 662 of file mediacodec_wrapper.c.
Referenced by ff_AMediaCodec_getOutputFormat().
int ff_AMediaFormat_delete | ( | FFAMediaFormat * | format | ) |
Definition at line 697 of file mediacodec_wrapper.c.
Referenced by ff_mediacodec_dec_receive(), ff_mediacodec_dec_unref(), and mediacodec_decode_init().
char* ff_AMediaFormat_toString | ( | FFAMediaFormat * | format | ) |
Definition at line 719 of file mediacodec_wrapper.c.
Referenced by ff_mediacodec_dec_init(), ff_mediacodec_dec_receive(), and mediacodec_dec_parse_format().
int ff_AMediaFormat_getInt32 | ( | FFAMediaFormat * | format, |
const char * | name, | ||
int32_t * | out | ||
) |
Definition at line 744 of file mediacodec_wrapper.c.
int ff_AMediaFormat_getInt64 | ( | FFAMediaFormat * | format, |
const char * | name, | ||
int64_t * | out | ||
) |
Definition at line 783 of file mediacodec_wrapper.c.
int ff_AMediaFormat_getFloat | ( | FFAMediaFormat * | format, |
const char * | name, | ||
float * | out | ||
) |
Definition at line 822 of file mediacodec_wrapper.c.
int ff_AMediaFormat_getBuffer | ( | FFAMediaFormat * | format, |
const char * | name, | ||
void ** | data, | ||
size_t * | size | ||
) |
Definition at line 861 of file mediacodec_wrapper.c.
int ff_AMediaFormat_getString | ( | FFAMediaFormat * | format, |
const char * | name, | ||
const char ** | out | ||
) |
Definition at line 919 of file mediacodec_wrapper.c.
void ff_AMediaFormat_setInt32 | ( | FFAMediaFormat * | format, |
const char * | name, | ||
int32_t | value | ||
) |
Definition at line 969 of file mediacodec_wrapper.c.
Referenced by mediacodec_decode_init().
void ff_AMediaFormat_setInt64 | ( | FFAMediaFormat * | format, |
const char * | name, | ||
int64_t | value | ||
) |
Definition at line 994 of file mediacodec_wrapper.c.
void ff_AMediaFormat_setFloat | ( | FFAMediaFormat * | format, |
const char * | name, | ||
float | value | ||
) |
Definition at line 1019 of file mediacodec_wrapper.c.
void ff_AMediaFormat_setString | ( | FFAMediaFormat * | format, |
const char * | name, | ||
const char * | value | ||
) |
Definition at line 1044 of file mediacodec_wrapper.c.
Referenced by mediacodec_decode_init().
void ff_AMediaFormat_setBuffer | ( | FFAMediaFormat * | format, |
const char * | name, | ||
void * | data, | ||
size_t | size | ||
) |
Definition at line 1079 of file mediacodec_wrapper.c.
Referenced by mediacodec_decode_close().
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Definition at line 1126 of file mediacodec_wrapper.c.
Referenced by codec_create().
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inlinestatic |
Definition at line 1184 of file mediacodec_wrapper.c.
int ff_AMediaCodec_delete | ( | FFAMediaCodec * | codec | ) |
Definition at line 1294 of file mediacodec_wrapper.c.
Referenced by ff_mediacodec_dec_unref().
char* ff_AMediaCodec_getName | ( | FFAMediaCodec * | codec | ) |
Definition at line 1324 of file mediacodec_wrapper.c.
int ff_AMediaCodec_configure | ( | FFAMediaCodec * | codec, |
const FFAMediaFormat * | format, | ||
void * | surface, | ||
void * | crypto, | ||
uint32_t | flags | ||
) |
Definition at line 1343 of file mediacodec_wrapper.c.
Referenced by ff_mediacodec_dec_init().
int ff_AMediaCodec_start | ( | FFAMediaCodec * | codec | ) |
Definition at line 1360 of file mediacodec_wrapper.c.
Referenced by ff_mediacodec_dec_init().
int ff_AMediaCodec_stop | ( | FFAMediaCodec * | codec | ) |
Definition at line 1377 of file mediacodec_wrapper.c.
int ff_AMediaCodec_flush | ( | FFAMediaCodec * | codec | ) |
Definition at line 1394 of file mediacodec_wrapper.c.
Referenced by mediacodec_dec_flush_codec().
int ff_AMediaCodec_releaseOutputBuffer | ( | FFAMediaCodec * | codec, |
size_t | idx, | ||
int | render | ||
) |
Definition at line 1411 of file mediacodec_wrapper.c.
Referenced by ff_mediacodec_dec_receive(), mediacodec_buffer_release(), mediacodec_wrap_hw_buffer(), and mediacodec_wrap_sw_buffer().
int ff_AMediaCodec_releaseOutputBufferAtTime | ( | FFAMediaCodec * | codec, |
size_t | idx, | ||
int64_t | timestampNs | ||
) |
Definition at line 1428 of file mediacodec_wrapper.c.
ssize_t ff_AMediaCodec_dequeueInputBuffer | ( | FFAMediaCodec * | codec, |
int64_t | timeoutUs | ||
) |
Definition at line 1445 of file mediacodec_wrapper.c.
Referenced by ff_mediacodec_dec_send().
int ff_AMediaCodec_queueInputBuffer | ( | FFAMediaCodec * | codec, |
size_t | idx, | ||
off_t | offset, | ||
size_t | size, | ||
uint64_t | time, | ||
uint32_t | flags | ||
) |
Definition at line 1462 of file mediacodec_wrapper.c.
Referenced by ff_mediacodec_dec_send().
ssize_t ff_AMediaCodec_dequeueOutputBuffer | ( | FFAMediaCodec * | codec, |
FFAMediaCodecBufferInfo * | info, | ||
int64_t | timeoutUs | ||
) |
Definition at line 1479 of file mediacodec_wrapper.c.
Referenced by ff_mediacodec_dec_receive().
uint8_t* ff_AMediaCodec_getInputBuffer | ( | FFAMediaCodec * | codec, |
size_t | idx, | ||
size_t * | out_size | ||
) |
Definition at line 1514 of file mediacodec_wrapper.c.
Referenced by ff_mediacodec_dec_send().
uint8_t* ff_AMediaCodec_getOutputBuffer | ( | FFAMediaCodec * | codec, |
size_t | idx, | ||
size_t * | out_size | ||
) |
Definition at line 1562 of file mediacodec_wrapper.c.
Referenced by ff_mediacodec_dec_receive().
FFAMediaFormat* ff_AMediaCodec_getOutputFormat | ( | FFAMediaCodec * | codec | ) |
Definition at line 1610 of file mediacodec_wrapper.c.
Referenced by ff_mediacodec_dec_init(), and ff_mediacodec_dec_receive().
int ff_AMediaCodec_infoTryAgainLater | ( | FFAMediaCodec * | codec, |
ssize_t | idx | ||
) |
Definition at line 1633 of file mediacodec_wrapper.c.
Referenced by ff_mediacodec_dec_receive(), and ff_mediacodec_dec_send().
int ff_AMediaCodec_infoOutputBuffersChanged | ( | FFAMediaCodec * | codec, |
ssize_t | idx | ||
) |
Definition at line 1638 of file mediacodec_wrapper.c.
Referenced by ff_mediacodec_dec_receive().
int ff_AMediaCodec_infoOutputFormatChanged | ( | FFAMediaCodec * | codec, |
ssize_t | idx | ||
) |
Definition at line 1643 of file mediacodec_wrapper.c.
Referenced by ff_mediacodec_dec_receive().
int ff_AMediaCodec_getBufferFlagCodecConfig | ( | FFAMediaCodec * | codec | ) |
Definition at line 1648 of file mediacodec_wrapper.c.
int ff_AMediaCodec_getBufferFlagEndOfStream | ( | FFAMediaCodec * | codec | ) |
Definition at line 1653 of file mediacodec_wrapper.c.
Referenced by ff_mediacodec_dec_receive(), and ff_mediacodec_dec_send().
int ff_AMediaCodec_getBufferFlagKeyFrame | ( | FFAMediaCodec * | codec | ) |
Definition at line 1658 of file mediacodec_wrapper.c.
int ff_AMediaCodec_getConfigureFlagEncode | ( | FFAMediaCodec * | codec | ) |
Definition at line 1663 of file mediacodec_wrapper.c.
int ff_AMediaCodec_cleanOutputBuffers | ( | FFAMediaCodec * | codec | ) |
Definition at line 1668 of file mediacodec_wrapper.c.
Referenced by ff_mediacodec_dec_receive().
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Definition at line 71 of file mediacodec_wrapper.c.
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Definition at line 132 of file mediacodec_wrapper.c.
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Definition at line 156 of file mediacodec_wrapper.c.
Referenced by ff_AMediaFormat_new(), and ff_AMediaFormat_newFromObject().
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Definition at line 219 of file mediacodec_wrapper.c.
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Definition at line 268 of file mediacodec_wrapper.c.
Referenced by codec_create().