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FFmpeg/libavcodec/mediacodec_wrapper.c

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/*
* Android MediaCodec Wrapper
*
* Copyright (c) 2015-2016 Matthieu Bouron <matthieu.bouron stupeflix.com>
*
* 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
*/
#include <jni.h>
#include "libavutil/avassert.h"
#include "libavutil/mem.h"
#include "libavutil/avstring.h"
#include "ffjni.h"
#include "version.h"
#include "mediacodec_wrapper.h"
struct JNIAMediaCodecListFields {
jclass mediaformat_class;
jmethodID create_video_format_id;
jclass mediacodec_list_class;
jmethodID init_id;
jmethodID find_decoder_for_format_id;
jmethodID get_codec_count_id;
jmethodID get_codec_info_at_id;
jclass mediacodec_info_class;
jmethodID get_name_id;
jmethodID get_supported_types_id;
jmethodID is_encoder_id;
} JNIAMediaCodecListFields;
static const struct FFJniField jfields_mapping[] = {
{ "android/media/MediaFormat", NULL, NULL, FF_JNI_CLASS, offsetof(struct JNIAMediaCodecListFields, mediaformat_class), 1 },
{ "android/media/MediaFormat", "createVideoFormat", "(Ljava/lang/String;II)Landroid/media/MediaFormat;", FF_JNI_STATIC_METHOD, offsetof(struct JNIAMediaCodecListFields, create_video_format_id), 1 },
{ "android/media/MediaCodecList", NULL, NULL, FF_JNI_CLASS, offsetof(struct JNIAMediaCodecListFields, mediacodec_list_class), 1 },
{ "android/media/MediaCodecList", "<init>", "(I)V", FF_JNI_METHOD, offsetof(struct JNIAMediaCodecListFields, init_id), 0 },
{ "android/media/MediaCodecList", "findDecoderForFormat", "(Landroid/media/MediaFormat;)Ljava/lang/String;", FF_JNI_METHOD, offsetof(struct JNIAMediaCodecListFields, find_decoder_for_format_id), 0 },
{ "android/media/MediaCodecList", "getCodecCount", "()I", FF_JNI_STATIC_METHOD, offsetof(struct JNIAMediaCodecListFields, get_codec_count_id), 1 },
{ "android/media/MediaCodecList", "getCodecInfoAt", "(I)Landroid/media/MediaCodecInfo;", FF_JNI_STATIC_METHOD, offsetof(struct JNIAMediaCodecListFields, get_codec_info_at_id), 1 },
{ "android/media/MediaCodecInfo", NULL, NULL, FF_JNI_CLASS, offsetof(struct JNIAMediaCodecListFields, mediacodec_info_class), 1 },
{ "android/media/MediaCodecInfo", "getName", "()Ljava/lang/String;", FF_JNI_METHOD, offsetof(struct JNIAMediaCodecListFields, get_name_id), 1 },
{ "android/media/MediaCodecInfo", "getSupportedTypes", "()[Ljava/lang/String;", FF_JNI_METHOD, offsetof(struct JNIAMediaCodecListFields, get_supported_types_id), 1 },
{ "android/media/MediaCodecInfo", "isEncoder", "()Z", FF_JNI_METHOD, offsetof(struct JNIAMediaCodecListFields, is_encoder_id), 1 },
{ NULL }
};
#define JNI_ATTACH_ENV_OR_RETURN(env, attached, log_ctx, ret) do { \
(env) = ff_jni_attach_env(attached, log_ctx); \
if (!(env)) { \
return ret; \
} \
} while (0)
#define JNI_ATTACH_ENV_OR_RETURN_VOID(env, attached, log_ctx) do { \
(env) = ff_jni_attach_env(attached, log_ctx); \
if (!(env)) { \
return; \
} \
} while (0)
#define JNI_DETACH_ENV(attached, log_ctx) do { \
if (attached) \
ff_jni_detach_env(log_ctx); \
} while (0)
char *ff_AMediaCodecList_getCodecNameByType(const char *mime, int width, int height, void *log_ctx)
{
int ret;
char *name = NULL;
char *supported_type = NULL;
int attached = 0;
JNIEnv *env = NULL;
struct JNIAMediaCodecListFields jfields = { 0 };
jobject format = NULL;
jobject codec = NULL;
jstring tmp = NULL;
jobject info = NULL;
jobject type = NULL;
jobjectArray types = NULL;
JNI_ATTACH_ENV_OR_RETURN(env, &attached, log_ctx, NULL);
if ((ret = ff_jni_init_jfields(env, &jfields, jfields_mapping, 0, log_ctx)) < 0) {
goto done;
}
if (jfields.init_id && jfields.find_decoder_for_format_id) {
tmp = ff_jni_utf_chars_to_jstring(env, mime, log_ctx);
if (!tmp) {
goto done;
}
format = (*env)->CallStaticObjectMethod(env, jfields.mediaformat_class, jfields.create_video_format_id, tmp, width, height);
if (ff_jni_exception_check(env, 1, log_ctx) < 0) {
goto done;
}
(*env)->DeleteLocalRef(env, tmp);
codec = (*env)->NewObject(env, jfields.mediacodec_list_class, jfields.init_id, 0);
if (ff_jni_exception_check(env, 1, log_ctx) < 0) {
goto done;
}
tmp = (*env)->CallObjectMethod(env, codec, jfields.find_decoder_for_format_id, format);
if (ff_jni_exception_check(env, 1, log_ctx) < 0) {
goto done;
}
if (!tmp) {
av_log(NULL, AV_LOG_ERROR, "Could not find decoder in media codec list "
"for format { mime=%s width=%d height=%d }\n", mime, width, height);
goto done;
}
name = ff_jni_jstring_to_utf_chars(env, tmp, log_ctx);
if (!name) {
goto done;
}
} else {
int i;
int codec_count;
codec_count = (*env)->CallStaticIntMethod(env, jfields.mediacodec_list_class, jfields.get_codec_count_id);
if (ff_jni_exception_check(env, 1, log_ctx) < 0) {
goto done;
}
for(i = 0; i < codec_count; i++) {
int j;
int type_count;
int is_encoder;
info = (*env)->CallStaticObjectMethod(env, jfields.mediacodec_list_class, jfields.get_codec_info_at_id, i);
if (ff_jni_exception_check(env, 1, log_ctx) < 0) {
goto done;
}
types = (*env)->CallObjectMethod(env, info, jfields.get_supported_types_id);
if (ff_jni_exception_check(env, 1, log_ctx) < 0) {
goto done;
}
is_encoder = (*env)->CallBooleanMethod(env, info, jfields.is_encoder_id);
if (ff_jni_exception_check(env, 1, log_ctx) < 0) {
goto done;
}
if (is_encoder) {
continue;
}
type_count = (*env)->GetArrayLength(env, types);
for (j = 0; j < type_count; j++) {
type = (*env)->GetObjectArrayElement(env, types, j);
if (ff_jni_exception_check(env, 1, log_ctx) < 0) {
goto done;
}
supported_type = ff_jni_jstring_to_utf_chars(env, type, log_ctx);
if (!supported_type) {
goto done;
}
if (!av_strcasecmp(supported_type, mime)) {
jobject codec_name;
codec_name = (*env)->CallObjectMethod(env, info, jfields.get_name_id);
if (ff_jni_exception_check(env, 1, log_ctx) < 0) {
goto done;
}
name = ff_jni_jstring_to_utf_chars(env, codec_name, log_ctx);
if (!name) {
goto done;
}
if (strstr(name, "OMX.google")) {
av_freep(&name);
continue;
}
}
av_freep(&supported_type);
}
(*env)->DeleteLocalRef(env, info);
info = NULL;
(*env)->DeleteLocalRef(env, types);
types = NULL;
if (name)
break;
}
}
done:
if (format) {
(*env)->DeleteLocalRef(env, format);
}
if (codec) {
(*env)->DeleteLocalRef(env, codec);
}
if (tmp) {
(*env)->DeleteLocalRef(env, tmp);
}
if (info) {
(*env)->DeleteLocalRef(env, info);
}
if (type) {
(*env)->DeleteLocalRef(env, type);
}
if (types) {
(*env)->DeleteLocalRef(env, types);
}
av_freep(&supported_type);
ff_jni_reset_jfields(env, &jfields, jfields_mapping, 0, log_ctx);
JNI_DETACH_ENV(attached, log_ctx);
return name;
}
struct JNIAMediaFormatFields {
jclass clazz;
jmethodID init_id;
jmethodID get_integer_id;
jmethodID get_long_id;
jmethodID get_float_id;
jmethodID get_bytebuffer_id;
jmethodID get_string_id;
jmethodID set_integer_id;
jmethodID set_long_id;
jmethodID set_float_id;
jmethodID set_bytebuffer_id;
jmethodID set_string_id;
jmethodID to_string_id;
} JNIAMediaFormatFields;
static const struct FFJniField jni_amediaformat_mapping[] = {
{ "android/media/MediaFormat", NULL, NULL, FF_JNI_CLASS, offsetof(struct JNIAMediaFormatFields, clazz), 1 },
{ "android/media/MediaFormat", "<init>", "()V", FF_JNI_METHOD, offsetof(struct JNIAMediaFormatFields, init_id), 1 },
{ "android/media/MediaFormat", "getInteger", "(Ljava/lang/String;)I", FF_JNI_METHOD, offsetof(struct JNIAMediaFormatFields, get_integer_id), 1 },
{ "android/media/MediaFormat", "getLong", "(Ljava/lang/String;)J", FF_JNI_METHOD, offsetof(struct JNIAMediaFormatFields, get_long_id), 1 },
{ "android/media/MediaFormat", "getFloat", "(Ljava/lang/String;)F", FF_JNI_METHOD, offsetof(struct JNIAMediaFormatFields, get_float_id), 1 },
{ "android/media/MediaFormat", "getByteBuffer", "(Ljava/lang/String;)Ljava/nio/ByteBuffer;", FF_JNI_METHOD, offsetof(struct JNIAMediaFormatFields, get_bytebuffer_id), 1 },
{ "android/media/MediaFormat", "getString", "(Ljava/lang/String;)Ljava/lang/String;", FF_JNI_METHOD, offsetof(struct JNIAMediaFormatFields, get_string_id), 1 },
{ "android/media/MediaFormat", "setInteger", "(Ljava/lang/String;I)V", FF_JNI_METHOD, offsetof(struct JNIAMediaFormatFields, set_integer_id), 1 },
{ "android/media/MediaFormat", "setLong", "(Ljava/lang/String;J)V", FF_JNI_METHOD, offsetof(struct JNIAMediaFormatFields, set_long_id), 1 },
{ "android/media/MediaFormat", "setFloat", "(Ljava/lang/String;F)V", FF_JNI_METHOD, offsetof(struct JNIAMediaFormatFields, set_float_id), 1 },
{ "android/media/MediaFormat", "setByteBuffer", "(Ljava/lang/String;Ljava/nio/ByteBuffer;)V", FF_JNI_METHOD, offsetof(struct JNIAMediaFormatFields, set_bytebuffer_id), 1 },
{ "android/media/MediaFormat", "setString", "(Ljava/lang/String;Ljava/lang/String;)V", FF_JNI_METHOD, offsetof(struct JNIAMediaFormatFields, set_string_id), 1 },
{ "android/media/MediaFormat", "toString", "()Ljava/lang/String;", FF_JNI_METHOD, offsetof(struct JNIAMediaFormatFields, to_string_id), 1 },
{ NULL }
};
static const AVClass amediaformat_class = {
.class_name = "amediaformat",
.item_name = av_default_item_name,
.version = LIBAVCODEC_VERSION_INT,
};
struct FFAMediaFormat {
const AVClass *class;
struct JNIAMediaFormatFields jfields;
jobject object;
};
FFAMediaFormat *ff_AMediaFormat_new(void)
{
int attached = 0;
JNIEnv *env = NULL;
FFAMediaFormat *format = NULL;
format = av_mallocz(sizeof(FFAMediaFormat));
if (!format) {
return NULL;
}
format->class = &amediaformat_class;
env = ff_jni_attach_env(&attached, format);
if (!env) {
av_freep(&format);
return NULL;
}
if (ff_jni_init_jfields(env, &format->jfields, jni_amediaformat_mapping, 1, format) < 0) {
goto fail;
}
format->object = (*env)->NewObject(env, format->jfields.clazz, format->jfields.init_id);
if (!format->object) {
goto fail;
}
format->object = (*env)->NewGlobalRef(env, format->object);
if (!format->object) {
goto fail;
}
JNI_DETACH_ENV(attached, format);
return format;
fail:
ff_jni_reset_jfields(env, &format->jfields, jni_amediaformat_mapping, 1, format);
JNI_DETACH_ENV(attached, format);
av_freep(&format);
return NULL;
}
static FFAMediaFormat *ff_AMediaFormat_newFromObject(void *object)
{
int attached = 0;
JNIEnv *env = NULL;
FFAMediaFormat *format = NULL;
format = av_mallocz(sizeof(FFAMediaFormat));
if (!format) {
return NULL;
}
format->class = &amediaformat_class;
env = ff_jni_attach_env(&attached, format);
if (!env) {
av_freep(&format);
return NULL;
}
if (ff_jni_init_jfields(env, &format->jfields, jni_amediaformat_mapping, 1, format) < 0) {
goto fail;
}
format->object = (*env)->NewGlobalRef(env, object);
if (!format->object) {
goto fail;
}
JNI_DETACH_ENV(attached, format);
return format;
fail:
ff_jni_reset_jfields(env, &format->jfields, jni_amediaformat_mapping, 1, format);
JNI_DETACH_ENV(attached, format);
av_freep(&format);
return NULL;
}
int ff_AMediaFormat_delete(FFAMediaFormat* format)
{
int ret = 0;
int attached = 0;
JNIEnv *env = NULL;
if (!format) {
return 0;
}
JNI_ATTACH_ENV_OR_RETURN(env, &attached, format, AVERROR_EXTERNAL);
(*env)->DeleteGlobalRef(env, format->object);
format->object = NULL;
ff_jni_reset_jfields(env, &format->jfields, jni_amediaformat_mapping, 1, format);
JNI_DETACH_ENV(attached, format);
av_freep(&format);
return ret;
}
char* ff_AMediaFormat_toString(FFAMediaFormat* format)
{
char *ret = NULL;
int attached = 0;
JNIEnv *env = NULL;
jstring description = NULL;
av_assert0(format != NULL);
JNI_ATTACH_ENV_OR_RETURN(env, &attached, format, NULL);
description = (*env)->CallObjectMethod(env, format->object, format->jfields.to_string_id);
if (ff_jni_exception_check(env, 1, NULL) < 0) {
goto fail;
}
ret = ff_jni_jstring_to_utf_chars(env, description, format);
fail:
if (description) {
(*env)->DeleteLocalRef(env, description);
}
JNI_DETACH_ENV(attached, format);
return ret;
}
int ff_AMediaFormat_getInt32(FFAMediaFormat* format, const char *name, int32_t *out)
{
int ret = 1;
int attached = 0;
JNIEnv *env = NULL;
jstring key = NULL;
av_assert0(format != NULL);
JNI_ATTACH_ENV_OR_RETURN(env, &attached, format, 0);
key = ff_jni_utf_chars_to_jstring(env, name, format);
if (!key) {
ret = 0;
goto fail;
}
*out = (*env)->CallIntMethod(env, format->object, format->jfields.get_integer_id, key);
if ((ret = ff_jni_exception_check(env, 1, format)) < 0) {
ret = 0;
goto fail;
}
ret = 1;
fail:
if (key) {
(*env)->DeleteLocalRef(env, key);
}
JNI_DETACH_ENV(attached, format);
return ret;
}
int ff_AMediaFormat_getInt64(FFAMediaFormat* format, const char *name, int64_t *out)
{
int ret = 1;
int attached = 0;
JNIEnv *env = NULL;
jstring key = NULL;
av_assert0(format != NULL);
JNI_ATTACH_ENV_OR_RETURN(env, &attached, format, 0);
key = ff_jni_utf_chars_to_jstring(env, name, format);
if (!key) {
ret = 0;
goto fail;
}
*out = (*env)->CallLongMethod(env, format->object, format->jfields.get_long_id, key);
if ((ret = ff_jni_exception_check(env, 1, format)) < 0) {
ret = 0;
goto fail;
}
ret = 1;
fail:
if (key) {
(*env)->DeleteLocalRef(env, key);
}
JNI_DETACH_ENV(attached, format);
return ret;
}
int ff_AMediaFormat_getFloat(FFAMediaFormat* format, const char *name, float *out)
{
int ret = 1;
int attached = 0;
JNIEnv *env = NULL;
jstring key = NULL;
av_assert0(format != NULL);
JNI_ATTACH_ENV_OR_RETURN(env, &attached, format, 0);
key = ff_jni_utf_chars_to_jstring(env, name, format);
if (!key) {
ret = 0;
goto fail;
}
*out = (*env)->CallFloatMethod(env, format->object, format->jfields.get_float_id, key);
if ((ret = ff_jni_exception_check(env, 1, format)) < 0) {
ret = 0;
goto fail;
}
ret = 1;
fail:
if (key) {
(*env)->DeleteLocalRef(env, key);
}
JNI_DETACH_ENV(attached, format);
return ret;
}
int ff_AMediaFormat_getBuffer(FFAMediaFormat* format, const char *name, void** data, size_t *size)
{
int ret = 1;
int attached = 0;
JNIEnv *env = NULL;
jstring key = NULL;
jobject result = NULL;
av_assert0(format != NULL);
JNI_ATTACH_ENV_OR_RETURN(env, &attached, format, 0);
key = ff_jni_utf_chars_to_jstring(env, name, format);
if (!key) {
ret = 0;
goto fail;
}
result = (*env)->CallObjectMethod(env, format->object, format->jfields.get_bytebuffer_id, key);
if ((ret = ff_jni_exception_check(env, 1, format)) < 0) {
ret = 0;
goto fail;
}
*data = (*env)->GetDirectBufferAddress(env, result);
*size = (*env)->GetDirectBufferCapacity(env, result);
if (*data && *size) {
void *src = *data;
*data = av_malloc(*size);
if (!*data) {
ret = 0;
goto fail;
}
memcpy(*data, src, *size);
}
ret = 1;
fail:
if (key) {
(*env)->DeleteLocalRef(env, key);
}
if (result) {
(*env)->DeleteLocalRef(env, result);
}
JNI_DETACH_ENV(attached, format);
return ret;
}
int ff_AMediaFormat_getString(FFAMediaFormat* format, const char *name, const char **out)
{
int ret = 1;
int attached = 0;
JNIEnv *env = NULL;
jstring key = NULL;
jstring result = NULL;
av_assert0(format != NULL);
JNI_ATTACH_ENV_OR_RETURN(env, &attached, format, 0);
key = ff_jni_utf_chars_to_jstring(env, name, format);
if (!key) {
ret = 0;
goto fail;
}
result = (*env)->CallObjectMethod(env, format->object, format->jfields.get_string_id, key);
if ((ret = ff_jni_exception_check(env, 1, format)) < 0) {
ret = 0;
goto fail;
}
*out = ff_jni_jstring_to_utf_chars(env, result, format);
if (!*out) {
ret = 0;
goto fail;
}
ret = 1;
fail:
if (key) {
(*env)->DeleteLocalRef(env, key);
}
if (result) {
(*env)->DeleteLocalRef(env, result);
}
JNI_DETACH_ENV(attached, format);
return ret;
}
void ff_AMediaFormat_setInt32(FFAMediaFormat* format, const char* name, int32_t value)
{
int attached = 0;
JNIEnv *env = NULL;
jstring key = NULL;
av_assert0(format != NULL);
JNI_ATTACH_ENV_OR_RETURN_VOID(env, &attached, format);
key = ff_jni_utf_chars_to_jstring(env, name, format);
if (!key) {
goto fail;
}
(*env)->CallVoidMethod(env, format->object, format->jfields.set_integer_id, key, value);
if (ff_jni_exception_check(env, 1, format) < 0) {
goto fail;
}
fail:
if (key) {
(*env)->DeleteLocalRef(env, key);
}
JNI_DETACH_ENV(attached, format);
}
void ff_AMediaFormat_setInt64(FFAMediaFormat* format, const char* name, int64_t value)
{
int attached = 0;
JNIEnv *env = NULL;
jstring key = NULL;
av_assert0(format != NULL);
JNI_ATTACH_ENV_OR_RETURN_VOID(env, &attached, format);
key = ff_jni_utf_chars_to_jstring(env, name, format);
if (!key) {
goto fail;
}
(*env)->CallVoidMethod(env, format->object, format->jfields.set_long_id, key, value);
if (ff_jni_exception_check(env, 1, format) < 0) {
goto fail;
}
fail:
if (key) {
(*env)->DeleteLocalRef(env, key);
}
JNI_DETACH_ENV(attached, NULL);
}
void ff_AMediaFormat_setFloat(FFAMediaFormat* format, const char* name, float value)
{
int attached = 0;
JNIEnv *env = NULL;
jstring key = NULL;
av_assert0(format != NULL);
JNI_ATTACH_ENV_OR_RETURN_VOID(env, &attached, format);
key = ff_jni_utf_chars_to_jstring(env, name, format);
if (!key) {
goto fail;
}
(*env)->CallVoidMethod(env, format->object, format->jfields.set_float_id, key, value);
if (ff_jni_exception_check(env, 1, format) < 0) {
goto fail;
}
fail:
if (key) {
(*env)->DeleteLocalRef(env, key);
}
JNI_DETACH_ENV(attached, NULL);
}
void ff_AMediaFormat_setString(FFAMediaFormat* format, const char* name, const char* value)
{
int attached = 0;
JNIEnv *env = NULL;
jstring key = NULL;
jstring string = NULL;
av_assert0(format != NULL);
JNI_ATTACH_ENV_OR_RETURN_VOID(env, &attached, format);
key = ff_jni_utf_chars_to_jstring(env, name, format);
if (!key) {
goto fail;
}
string = ff_jni_utf_chars_to_jstring(env, value, format);
if (!string) {
goto fail;
}
(*env)->CallVoidMethod(env, format->object, format->jfields.set_string_id, key, string);
if (ff_jni_exception_check(env, 1, format) < 0) {
goto fail;
}
fail:
if (key) {
(*env)->DeleteLocalRef(env, key);
}
if (string) {
(*env)->DeleteLocalRef(env, string);
}
JNI_DETACH_ENV(attached, format);
}
void ff_AMediaFormat_setBuffer(FFAMediaFormat* format, const char* name, void* data, size_t size)
{
int attached = 0;
JNIEnv *env = NULL;
jstring key = NULL;
jobject buffer = NULL;
void *buffer_data = NULL;
av_assert0(format != NULL);
JNI_ATTACH_ENV_OR_RETURN_VOID(env, &attached, format);
key = ff_jni_utf_chars_to_jstring(env, name, format);
if (!key) {
goto fail;
}
if (!data || !size) {
goto fail;
}
buffer_data = av_malloc(size);
if (!buffer_data) {
goto fail;
}
memcpy(buffer_data, data, size);
buffer = (*env)->NewDirectByteBuffer(env, buffer_data, size);
if (!buffer) {
goto fail;
}
(*env)->CallVoidMethod(env, format->object, format->jfields.set_bytebuffer_id, key, buffer);
if (ff_jni_exception_check(env, 1, format) < 0) {
goto fail;
}
fail:
if (key) {
(*env)->DeleteLocalRef(env, key);
}
if (buffer) {
(*env)->DeleteLocalRef(env, buffer);
}
JNI_DETACH_ENV(attached, format);
}
struct JNIAMediaCodecFields {
jclass mediacodec_class;
jfieldID info_try_again_later_id;
jfieldID info_output_buffers_changed_id;
jfieldID info_output_format_changed_id;
jfieldID buffer_flag_codec_config_id;
jfieldID buffer_flag_end_of_stream_id;
jfieldID buffer_flag_key_frame_id;
jfieldID configure_flag_encode_id;
jmethodID create_by_codec_name_id;
jmethodID create_decoder_by_type_id;
jmethodID create_encoder_by_type_id;
jmethodID get_name_id;
jmethodID configure_id;
jmethodID start_id;
jmethodID flush_id;
jmethodID stop_id;
jmethodID release_id;
jmethodID get_output_format_id;
jmethodID dequeue_input_buffer_id;
jmethodID queue_input_buffer_id;
jmethodID get_input_buffer_id;
jmethodID get_input_buffers_id;
jmethodID dequeue_output_buffer_id;
jmethodID get_output_buffer_id;
jmethodID get_output_buffers_id;
jmethodID release_output_buffer_id;
jmethodID release_output_buffer_at_time_id;
jclass mediainfo_class;
jmethodID init_id;
jfieldID flags_id;
jfieldID offset_id;
jfieldID presentation_time_us_id;
jfieldID size_id;
} JNIAMediaCodecFields;
static const struct FFJniField jni_amediacodec_mapping[] = {
{ "android/media/MediaCodec", NULL, NULL, FF_JNI_CLASS, offsetof(struct JNIAMediaCodecFields, mediacodec_class), 1 },
{ "android/media/MediaCodec", "INFO_TRY_AGAIN_LATER", "I", FF_JNI_STATIC_FIELD, offsetof(struct JNIAMediaCodecFields, info_try_again_later_id), 1 },
{ "android/media/MediaCodec", "INFO_OUTPUT_BUFFERS_CHANGED", "I", FF_JNI_STATIC_FIELD, offsetof(struct JNIAMediaCodecFields, info_output_buffers_changed_id), 1 },
{ "android/media/MediaCodec", "INFO_OUTPUT_FORMAT_CHANGED", "I", FF_JNI_STATIC_FIELD, offsetof(struct JNIAMediaCodecFields, info_output_format_changed_id), 1 },
{ "android/media/MediaCodec", "BUFFER_FLAG_CODEC_CONFIG", "I", FF_JNI_STATIC_FIELD, offsetof(struct JNIAMediaCodecFields, buffer_flag_codec_config_id), 1 },
{ "android/media/MediaCodec", "BUFFER_FLAG_END_OF_STREAM", "I", FF_JNI_STATIC_FIELD, offsetof(struct JNIAMediaCodecFields, buffer_flag_end_of_stream_id), 1 },
{ "android/media/MediaCodec", "BUFFER_FLAG_KEY_FRAME", "I", FF_JNI_STATIC_FIELD, offsetof(struct JNIAMediaCodecFields, buffer_flag_key_frame_id), 0 },
{ "android/media/MediaCodec", "CONFIGURE_FLAG_ENCODE", "I", FF_JNI_STATIC_FIELD, offsetof(struct JNIAMediaCodecFields, configure_flag_encode_id), 1 },
{ "android/media/MediaCodec", "createByCodecName", "(Ljava/lang/String;)Landroid/media/MediaCodec;", FF_JNI_STATIC_METHOD, offsetof(struct JNIAMediaCodecFields, create_by_codec_name_id), 1 },
{ "android/media/MediaCodec", "createDecoderByType", "(Ljava/lang/String;)Landroid/media/MediaCodec;", FF_JNI_STATIC_METHOD, offsetof(struct JNIAMediaCodecFields, create_decoder_by_type_id), 1 },
{ "android/media/MediaCodec", "createEncoderByType", "(Ljava/lang/String;)Landroid/media/MediaCodec;", FF_JNI_STATIC_METHOD, offsetof(struct JNIAMediaCodecFields, create_encoder_by_type_id), 1 },
{ "android/media/MediaCodec", "getName", "()Ljava/lang/String;", FF_JNI_METHOD, offsetof(struct JNIAMediaCodecFields, get_name_id), 1 },
{ "android/media/MediaCodec", "configure", "(Landroid/media/MediaFormat;Landroid/view/Surface;Landroid/media/MediaCrypto;I)V", FF_JNI_METHOD, offsetof(struct JNIAMediaCodecFields, configure_id), 1 },
{ "android/media/MediaCodec", "start", "()V", FF_JNI_METHOD, offsetof(struct JNIAMediaCodecFields, start_id), 1 },
{ "android/media/MediaCodec", "flush", "()V", FF_JNI_METHOD, offsetof(struct JNIAMediaCodecFields, flush_id), 1 },
{ "android/media/MediaCodec", "stop", "()V", FF_JNI_METHOD, offsetof(struct JNIAMediaCodecFields, stop_id), 1 },
{ "android/media/MediaCodec", "release", "()V", FF_JNI_METHOD, offsetof(struct JNIAMediaCodecFields, release_id), 1 },
{ "android/media/MediaCodec", "getOutputFormat", "()Landroid/media/MediaFormat;", FF_JNI_METHOD, offsetof(struct JNIAMediaCodecFields, get_output_format_id), 1 },
{ "android/media/MediaCodec", "dequeueInputBuffer", "(J)I", FF_JNI_METHOD, offsetof(struct JNIAMediaCodecFields, dequeue_input_buffer_id), 1 },
{ "android/media/MediaCodec", "queueInputBuffer", "(IIIJI)V", FF_JNI_METHOD, offsetof(struct JNIAMediaCodecFields, queue_input_buffer_id), 1 },
{ "android/media/MediaCodec", "getInputBuffer", "(I)Ljava/nio/ByteBuffer;", FF_JNI_METHOD, offsetof(struct JNIAMediaCodecFields, get_input_buffer_id), 0 },
{ "android/media/MediaCodec", "getInputBuffers", "()[Ljava/nio/ByteBuffer;", FF_JNI_METHOD, offsetof(struct JNIAMediaCodecFields, get_input_buffers_id), 1 },
{ "android/media/MediaCodec", "dequeueOutputBuffer", "(Landroid/media/MediaCodec$BufferInfo;J)I", FF_JNI_METHOD, offsetof(struct JNIAMediaCodecFields, dequeue_output_buffer_id), 1 },
{ "android/media/MediaCodec", "getOutputBuffer", "(I)Ljava/nio/ByteBuffer;", FF_JNI_METHOD, offsetof(struct JNIAMediaCodecFields, get_output_buffer_id), 0 },
{ "android/media/MediaCodec", "getOutputBuffers", "()[Ljava/nio/ByteBuffer;", FF_JNI_METHOD, offsetof(struct JNIAMediaCodecFields, get_output_buffers_id), 1 },
{ "android/media/MediaCodec", "releaseOutputBuffer", "(IZ)V", FF_JNI_METHOD, offsetof(struct JNIAMediaCodecFields, release_output_buffer_id), 1 },
{ "android/media/MediaCodec", "releaseOutputBuffer", "(IJ)V", FF_JNI_METHOD, offsetof(struct JNIAMediaCodecFields, release_output_buffer_at_time_id), 0 },
{ "android/media/MediaCodec$BufferInfo", NULL, NULL, FF_JNI_CLASS, offsetof(struct JNIAMediaCodecFields, mediainfo_class), 1 },
{ "android/media/MediaCodec.BufferInfo", "<init>", "()V", FF_JNI_METHOD, offsetof(struct JNIAMediaCodecFields, init_id), 1 },
{ "android/media/MediaCodec.BufferInfo", "flags", "I", FF_JNI_FIELD, offsetof(struct JNIAMediaCodecFields, flags_id), 1 },
{ "android/media/MediaCodec.BufferInfo", "offset", "I", FF_JNI_FIELD, offsetof(struct JNIAMediaCodecFields, offset_id), 1 },
{ "android/media/MediaCodec.BufferInfo", "presentationTimeUs", "J", FF_JNI_FIELD, offsetof(struct JNIAMediaCodecFields, presentation_time_us_id), 1 },
{ "android/media/MediaCodec.BufferInfo", "size", "I", FF_JNI_FIELD, offsetof(struct JNIAMediaCodecFields, size_id), 1 },
{ NULL }
};
static const AVClass amediacodec_class = {
.class_name = "amediacodec",
.item_name = av_default_item_name,
.version = LIBAVCODEC_VERSION_INT,
};
struct FFAMediaCodec {
const AVClass *class;
struct JNIAMediaCodecFields jfields;
jobject object;
jobject input_buffers;
jobject output_buffers;
int INFO_TRY_AGAIN_LATER;
int INFO_OUTPUT_BUFFERS_CHANGED;
int INFO_OUTPUT_FORMAT_CHANGED;
int BUFFER_FLAG_CODEC_CONFIG;
int BUFFER_FLAG_END_OF_STREAM;
int BUFFER_FLAG_KEY_FRAME;
int CONFIGURE_FLAG_ENCODE;
int has_get_i_o_buffer;
};
FFAMediaCodec* ff_AMediaCodec_createCodecByName(const char *name)
{
int attached = 0;
JNIEnv *env = NULL;
FFAMediaCodec *codec = NULL;
jstring codec_name = NULL;
codec = av_mallocz(sizeof(FFAMediaCodec));
if (!codec) {
return NULL;
}
codec->class = &amediacodec_class;
env = ff_jni_attach_env(&attached, codec);
if (!env) {
av_freep(&codec);
return NULL;
}
if (ff_jni_init_jfields(env, &codec->jfields, jni_amediacodec_mapping, 1, codec) < 0) {
goto fail;
}
codec_name = ff_jni_utf_chars_to_jstring(env, name, codec);
if (!codec_name) {
goto fail;
}
codec->object = (*env)->CallStaticObjectMethod(env, codec->jfields.mediacodec_class, codec->jfields.create_by_codec_name_id, codec_name);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
}
codec->object = (*env)->NewGlobalRef(env, codec->object);
if (!codec->object) {
goto fail;
}
codec->INFO_TRY_AGAIN_LATER = (*env)->GetStaticIntField(env, codec->jfields.mediacodec_class, codec->jfields.info_try_again_later_id);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
}
codec->BUFFER_FLAG_CODEC_CONFIG = (*env)->GetStaticIntField(env, codec->jfields.mediacodec_class, codec->jfields.buffer_flag_codec_config_id);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
}
codec->BUFFER_FLAG_END_OF_STREAM = (*env)->GetStaticIntField(env, codec->jfields.mediacodec_class, codec->jfields.buffer_flag_end_of_stream_id);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
}
if (codec->jfields.buffer_flag_key_frame_id) {
codec->BUFFER_FLAG_KEY_FRAME = (*env)->GetStaticIntField(env, codec->jfields.mediacodec_class, codec->jfields.buffer_flag_key_frame_id);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
}
}
codec->CONFIGURE_FLAG_ENCODE = (*env)->GetStaticIntField(env, codec->jfields.mediacodec_class, codec->jfields.configure_flag_encode_id);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
}
codec->INFO_TRY_AGAIN_LATER = (*env)->GetStaticIntField(env, codec->jfields.mediacodec_class, codec->jfields.info_try_again_later_id);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
}
codec->INFO_OUTPUT_BUFFERS_CHANGED = (*env)->GetStaticIntField(env, codec->jfields.mediacodec_class, codec->jfields.info_output_buffers_changed_id);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
}
codec->INFO_OUTPUT_FORMAT_CHANGED = (*env)->GetStaticIntField(env, codec->jfields.mediacodec_class, codec->jfields.info_output_format_changed_id);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
}
JNI_DETACH_ENV(attached, codec);
return codec;
fail:
ff_jni_reset_jfields(env, &codec->jfields, jni_amediacodec_mapping, 1, codec);
if (codec_name) {
(*env)->DeleteLocalRef(env, codec_name);
}
JNI_DETACH_ENV(attached, codec);
av_freep(&codec);
return NULL;
}
FFAMediaCodec* ff_AMediaCodec_createDecoderByType(const char *mime)
{
int attached = 0;
JNIEnv *env = NULL;
FFAMediaCodec *codec = NULL;
jstring mime_type = NULL;
codec = av_mallocz(sizeof(FFAMediaCodec));
if (!codec) {
return NULL;
}
codec->class = &amediacodec_class;
env = ff_jni_attach_env(&attached, codec);
if (!env) {
av_freep(&codec);
return NULL;
}
if (ff_jni_init_jfields(env, &codec->jfields, jni_amediacodec_mapping, 1, codec) < 0) {
goto fail;
}
mime_type = ff_jni_utf_chars_to_jstring(env, mime, codec);
if (!mime_type) {
goto fail;
}
codec->object = (*env)->CallStaticObjectMethod(env, codec->jfields.mediacodec_class, codec->jfields.create_decoder_by_type_id, mime_type);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
}
codec->object = (*env)->NewGlobalRef(env, codec->object);
if (!codec->object) {
goto fail;
}
codec->BUFFER_FLAG_CODEC_CONFIG = (*env)->GetStaticIntField(env, codec->jfields.mediacodec_class, codec->jfields.buffer_flag_codec_config_id);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
}
codec->BUFFER_FLAG_END_OF_STREAM = (*env)->GetStaticIntField(env, codec->jfields.mediacodec_class, codec->jfields.buffer_flag_end_of_stream_id);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
}
if (codec->jfields.buffer_flag_key_frame_id) {
codec->BUFFER_FLAG_KEY_FRAME = (*env)->GetStaticIntField(env, codec->jfields.mediacodec_class, codec->jfields.buffer_flag_key_frame_id);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
}
}
codec->CONFIGURE_FLAG_ENCODE = (*env)->GetStaticIntField(env, codec->jfields.mediacodec_class, codec->jfields.configure_flag_encode_id);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
}
codec->INFO_TRY_AGAIN_LATER = (*env)->GetStaticIntField(env, codec->jfields.mediacodec_class, codec->jfields.info_try_again_later_id);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
}
codec->INFO_OUTPUT_BUFFERS_CHANGED = (*env)->GetStaticIntField(env, codec->jfields.mediacodec_class, codec->jfields.info_output_buffers_changed_id);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
}
codec->INFO_OUTPUT_FORMAT_CHANGED = (*env)->GetStaticIntField(env, codec->jfields.mediacodec_class, codec->jfields.info_output_format_changed_id);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
}
if (codec->jfields.get_input_buffer_id && codec->jfields.get_output_buffer_id) {
codec->has_get_i_o_buffer = 1;
}
JNI_DETACH_ENV(attached, codec);
return codec;
fail:
ff_jni_reset_jfields(env, &codec->jfields, jni_amediacodec_mapping, 1, codec);
if (mime_type) {
(*env)->DeleteLocalRef(env, mime_type);
}
JNI_DETACH_ENV(attached, codec);
av_freep(&codec);
return NULL;
}
FFAMediaCodec* ff_AMediaCodec_createEncoderByType(const char *mime)
{
int attached = 0;
JNIEnv *env = NULL;
FFAMediaCodec *codec = NULL;
jstring mime_type = NULL;
codec = av_mallocz(sizeof(FFAMediaCodec));
if (!codec) {
return NULL;
}
codec->class = &amediacodec_class;
env = ff_jni_attach_env(&attached, codec);
if (!env) {
av_freep(&codec);
return NULL;
}
if (ff_jni_init_jfields(env, &codec->jfields, jni_amediacodec_mapping, 1, codec) < 0) {
goto fail;
}
mime_type = ff_jni_utf_chars_to_jstring(env, mime, codec);
if (!mime_type) {
goto fail;
}
codec->object = (*env)->CallStaticObjectMethod(env, codec->jfields.mediacodec_class, codec->jfields.create_encoder_by_type_id, mime_type);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
}
codec->object = (*env)->NewGlobalRef(env, codec->object);
if (!codec->object) {
goto fail;
}
codec->INFO_TRY_AGAIN_LATER = (*env)->GetStaticIntField(env, codec->jfields.mediacodec_class, codec->jfields.info_try_again_later_id);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
}
codec->BUFFER_FLAG_CODEC_CONFIG = (*env)->GetStaticIntField(env, codec->jfields.mediacodec_class, codec->jfields.buffer_flag_codec_config_id);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
}
codec->BUFFER_FLAG_END_OF_STREAM = (*env)->GetStaticIntField(env, codec->jfields.mediacodec_class, codec->jfields.buffer_flag_end_of_stream_id);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
}
if (codec->jfields.buffer_flag_key_frame_id) {
codec->BUFFER_FLAG_KEY_FRAME = (*env)->GetStaticIntField(env, codec->jfields.mediacodec_class, codec->jfields.buffer_flag_key_frame_id);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
}
}
codec->CONFIGURE_FLAG_ENCODE = (*env)->GetStaticIntField(env, codec->jfields.mediacodec_class, codec->jfields.configure_flag_encode_id);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
}
codec->INFO_TRY_AGAIN_LATER = (*env)->GetStaticIntField(env, codec->jfields.mediacodec_class, codec->jfields.info_try_again_later_id);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
}
codec->INFO_OUTPUT_BUFFERS_CHANGED = (*env)->GetStaticIntField(env, codec->jfields.mediacodec_class, codec->jfields.info_output_buffers_changed_id);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
}
codec->INFO_OUTPUT_FORMAT_CHANGED = (*env)->GetStaticIntField(env, codec->jfields.mediacodec_class, codec->jfields.info_output_format_changed_id);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
}
JNI_DETACH_ENV(attached, NULL);
return codec;
fail:
ff_jni_reset_jfields(env, &codec->jfields, jni_amediacodec_mapping, 1, codec);
if (mime_type) {
(*env)->DeleteLocalRef(env, mime_type);
}
JNI_DETACH_ENV(attached, codec);
av_freep(&codec);
return NULL;
}
int ff_AMediaCodec_delete(FFAMediaCodec* codec)
{
int ret = 0;
int attached = 0;
JNIEnv *env = NULL;
if (!codec) {
return 0;
}
JNI_ATTACH_ENV_OR_RETURN(env, &attached, codec, AVERROR_EXTERNAL);
(*env)->CallVoidMethod(env, codec->object, codec->jfields.release_id);
if (ff_jni_exception_check(env, 1, codec) < 0) {
ret = AVERROR_EXTERNAL;
}
(*env)->DeleteGlobalRef(env, codec->object);
codec->object = NULL;
ff_jni_reset_jfields(env, &codec->jfields, jni_amediacodec_mapping, 1, codec);
JNI_DETACH_ENV(attached, codec);
av_freep(&codec);
return ret;
}
char *ff_AMediaCodec_getName(FFAMediaCodec *codec)
{
char *ret = NULL;
int attached = 0;
JNIEnv *env = NULL;
jobject *name = NULL;
JNI_ATTACH_ENV_OR_RETURN(env, &attached, codec, NULL);
name = (*env)->CallObjectMethod(env, codec->object, codec->jfields.get_name_id);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
}
ret = ff_jni_jstring_to_utf_chars(env, name, codec);
fail:
JNI_DETACH_ENV(attached, NULL);
return ret;
}
int ff_AMediaCodec_configure(FFAMediaCodec* codec, const FFAMediaFormat* format, void* surface, void *crypto, uint32_t flags)
{
int ret = 0;
int attached = 0;
JNIEnv *env = NULL;
/* TODO: implement surface handling */
av_assert0(surface == NULL);
JNI_ATTACH_ENV_OR_RETURN(env, &attached, codec, AVERROR_EXTERNAL);
(*env)->CallVoidMethod(env, codec->object, codec->jfields.configure_id, format->object, NULL, NULL, flags);
if (ff_jni_exception_check(env, 1, codec) < 0) {
ret = AVERROR_EXTERNAL;
goto fail;
}
fail:
JNI_DETACH_ENV(attached, NULL);
return ret;
}
int ff_AMediaCodec_start(FFAMediaCodec* codec)
{
int ret = 0;
int attached = 0;
JNIEnv *env = NULL;
JNI_ATTACH_ENV_OR_RETURN(env, &attached, codec, AVERROR_EXTERNAL);
(*env)->CallVoidMethod(env, codec->object, codec->jfields.start_id);
if (ff_jni_exception_check(env, 1, codec) < 0) {
ret = AVERROR_EXTERNAL;
goto fail;
}
fail:
JNI_DETACH_ENV(attached, codec);
return ret;
}
int ff_AMediaCodec_stop(FFAMediaCodec* codec)
{
int ret = 0;
int attached = 0;
JNIEnv *env = NULL;
JNI_ATTACH_ENV_OR_RETURN(env, &attached, codec, AVERROR_EXTERNAL);
(*env)->CallVoidMethod(env, codec->object, codec->jfields.stop_id);
if (ff_jni_exception_check(env, 1, codec) < 0) {
ret = AVERROR_EXTERNAL;
goto fail;
}
fail:
JNI_DETACH_ENV(attached, codec);
return ret;
}
int ff_AMediaCodec_flush(FFAMediaCodec* codec)
{
int ret = 0;
int attached = 0;
JNIEnv *env = NULL;
JNI_ATTACH_ENV_OR_RETURN(env, &attached, codec, AVERROR_EXTERNAL);
(*env)->CallVoidMethod(env, codec->object, codec->jfields.flush_id);
if (ff_jni_exception_check(env, 1, codec) < 0) {
ret = AVERROR_EXTERNAL;
goto fail;
}
fail:
JNI_DETACH_ENV(attached, codec);
return ret;
}
int ff_AMediaCodec_releaseOutputBuffer(FFAMediaCodec* codec, size_t idx, int render)
{
int ret = 0;
int attached = 0;
JNIEnv *env = NULL;
JNI_ATTACH_ENV_OR_RETURN(env, &attached, codec, AVERROR_EXTERNAL);
(*env)->CallVoidMethod(env, codec->object, codec->jfields.release_output_buffer_id, idx, render);
if (ff_jni_exception_check(env, 1, codec) < 0) {
ret = AVERROR_EXTERNAL;
goto fail;
}
fail:
JNI_DETACH_ENV(attached, codec);
return ret;
}
int ff_AMediaCodec_releaseOutputBufferAtTime(FFAMediaCodec *codec, size_t idx, int64_t timestampNs)
{
int ret = 0;
int attached = 0;
JNIEnv *env = NULL;
JNI_ATTACH_ENV_OR_RETURN(env, &attached, codec, AVERROR_EXTERNAL);
(*env)->CallVoidMethod(env, codec->object, codec->jfields.release_output_buffer_at_time_id, idx, timestampNs);
if (ff_jni_exception_check(env, 1, codec) < 0) {
ret = AVERROR_EXTERNAL;
goto fail;
}
fail:
JNI_DETACH_ENV(attached, codec);
return ret;
}
ssize_t ff_AMediaCodec_dequeueInputBuffer(FFAMediaCodec* codec, int64_t timeoutUs)
{
int ret = 0;
int attached = 0;
JNIEnv *env = NULL;
JNI_ATTACH_ENV_OR_RETURN(env, &attached, codec, AVERROR_EXTERNAL);
ret = (*env)->CallIntMethod(env, codec->object, codec->jfields.dequeue_input_buffer_id, timeoutUs);
if (ff_jni_exception_check(env, 1, codec) < 0) {
ret = AVERROR_EXTERNAL;
goto fail;
}
fail:
JNI_DETACH_ENV(attached, codec);
return ret;
}
int ff_AMediaCodec_queueInputBuffer(FFAMediaCodec* codec, size_t idx, off_t offset, size_t size, uint64_t time, uint32_t flags)
{
int ret = 0;
int attached = 0;
JNIEnv *env = NULL;
JNI_ATTACH_ENV_OR_RETURN(env, &attached, codec, AVERROR_EXTERNAL);
(*env)->CallVoidMethod(env, codec->object, codec->jfields.queue_input_buffer_id, idx, offset, size, time, flags);
if ((ret = ff_jni_exception_check(env, 1, codec)) < 0) {
ret = AVERROR_EXTERNAL;
goto fail;
}
fail:
JNI_DETACH_ENV(attached, codec);
return ret;
}
ssize_t ff_AMediaCodec_dequeueOutputBuffer(FFAMediaCodec* codec, FFAMediaCodecBufferInfo *info, int64_t timeoutUs)
{
int ret = 0;
int attached = 0;
JNIEnv *env = NULL;
jobject mediainfo = NULL;
JNI_ATTACH_ENV_OR_RETURN(env, &attached, codec, AVERROR_EXTERNAL);
mediainfo = (*env)->NewObject(env, codec->jfields.mediainfo_class, codec->jfields.init_id);
if (ff_jni_exception_check(env, 1, codec) < 0) {
ret = AVERROR_EXTERNAL;
goto fail;
}
ret = (*env)->CallIntMethod(env, codec->object, codec->jfields.dequeue_output_buffer_id, mediainfo, timeoutUs);
if (ff_jni_exception_check(env, 1, codec) < 0) {
ret = AVERROR_EXTERNAL;
goto fail;
}
info->flags = (*env)->GetIntField(env, mediainfo, codec->jfields.flags_id);
if (ff_jni_exception_check(env, 1, codec) < 0) {
ret = AVERROR_EXTERNAL;
goto fail;
}
info->offset = (*env)->GetIntField(env, mediainfo, codec->jfields.offset_id);
if (ff_jni_exception_check(env, 1, codec) < 0) {
ret = AVERROR_EXTERNAL;
goto fail;
}
info->presentationTimeUs = (*env)->GetLongField(env, mediainfo, codec->jfields.presentation_time_us_id);
if (ff_jni_exception_check(env, 1, codec) < 0) {
ret = AVERROR_EXTERNAL;
goto fail;
}
info->size = (*env)->GetIntField(env, mediainfo, codec->jfields.size_id);
if (ff_jni_exception_check(env, 1, codec) < 0) {
ret = AVERROR_EXTERNAL;
goto fail;
}
fail:
if (mediainfo) {
(*env)->DeleteLocalRef(env, mediainfo);
}
JNI_DETACH_ENV(attached, NULL);
return ret;
}
uint8_t* ff_AMediaCodec_getInputBuffer(FFAMediaCodec* codec, size_t idx, size_t *out_size)
{
uint8_t *ret = NULL;
int attached = 0;
JNIEnv *env = NULL;
jobject buffer = NULL;
JNI_ATTACH_ENV_OR_RETURN(env, &attached, codec, NULL);
if (codec->has_get_i_o_buffer) {
buffer = (*env)->CallObjectMethod(env, codec->object, codec->jfields.get_input_buffer_id, idx);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
}
} else {
if (!codec->input_buffers) {
codec->input_buffers = (*env)->CallObjectMethod(env, codec->object, codec->jfields.get_input_buffers_id);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
}
codec->input_buffers = (*env)->NewGlobalRef(env, codec->input_buffers);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
}
}
buffer = (*env)->GetObjectArrayElement(env, codec->input_buffers, idx);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
}
}
ret = (*env)->GetDirectBufferAddress(env, buffer);
*out_size = (*env)->GetDirectBufferCapacity(env, buffer);
fail:
if (buffer) {
(*env)->DeleteLocalRef(env, buffer);
}
JNI_DETACH_ENV(attached, codec);
return ret;
}
uint8_t* ff_AMediaCodec_getOutputBuffer(FFAMediaCodec* codec, size_t idx, size_t *out_size)
{
uint8_t *ret = NULL;
int attached = 0;
JNIEnv *env = NULL;
jobject buffer = NULL;
JNI_ATTACH_ENV_OR_RETURN(env, &attached, codec, NULL);
if (codec->has_get_i_o_buffer) {
buffer = (*env)->CallObjectMethod(env, codec->object, codec->jfields.get_output_buffer_id, idx);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
}
} else {
if (!codec->output_buffers) {
codec->output_buffers = (*env)->CallObjectMethod(env, codec->object, codec->jfields.get_output_buffers_id);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
}
codec->output_buffers = (*env)->NewGlobalRef(env, codec->output_buffers);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
}
}
buffer = (*env)->GetObjectArrayElement(env, codec->output_buffers, idx);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
}
}
ret = (*env)->GetDirectBufferAddress(env, buffer);
*out_size = (*env)->GetDirectBufferCapacity(env, buffer);
fail:
if (buffer) {
(*env)->DeleteLocalRef(env, buffer);
}
JNI_DETACH_ENV(attached, codec);
return ret;
}
FFAMediaFormat* ff_AMediaCodec_getOutputFormat(FFAMediaCodec* codec)
{
FFAMediaFormat *ret = NULL;
int attached = 0;
JNIEnv *env = NULL;
jobject mediaformat = NULL;
JNI_ATTACH_ENV_OR_RETURN(env, &attached, codec, NULL);
mediaformat = (*env)->CallObjectMethod(env, codec->object, codec->jfields.get_output_format_id);
if (ff_jni_exception_check(env, 1, codec) < 0) {
goto fail;
}
ret = ff_AMediaFormat_newFromObject(mediaformat);
fail:
if (mediaformat) {
(*env)->DeleteLocalRef(env, mediaformat);
}
JNI_DETACH_ENV(attached, codec);
return ret;
}
int ff_AMediaCodec_infoTryAgainLater(FFAMediaCodec *codec, ssize_t idx)
{
return idx == codec->INFO_TRY_AGAIN_LATER;
}
int ff_AMediaCodec_infoOutputBuffersChanged(FFAMediaCodec *codec, ssize_t idx)
{
return idx == codec->INFO_OUTPUT_BUFFERS_CHANGED;
}
int ff_AMediaCodec_infoOutputFormatChanged(FFAMediaCodec *codec, ssize_t idx)
{
return idx == codec->INFO_OUTPUT_FORMAT_CHANGED;
}
int ff_AMediaCodec_getBufferFlagCodecConfig(FFAMediaCodec *codec)
{
return codec->BUFFER_FLAG_CODEC_CONFIG;
}
int ff_AMediaCodec_getBufferFlagEndOfStream(FFAMediaCodec *codec)
{
return codec->BUFFER_FLAG_END_OF_STREAM;
}
int ff_AMediaCodec_getBufferFlagKeyFrame(FFAMediaCodec *codec)
{
return codec->BUFFER_FLAG_KEY_FRAME;
}
int ff_AMediaCodec_getConfigureFlagEncode(FFAMediaCodec *codec)
{
return codec->CONFIGURE_FLAG_ENCODE;
}
int ff_AMediaCodec_cleanOutputBuffers(FFAMediaCodec *codec)
{
int ret = 0;
if (!codec->has_get_i_o_buffer) {
if (codec->output_buffers) {
int attached = 0;
JNIEnv *env = NULL;
env = ff_jni_attach_env(&attached, codec);
if (!env) {
ret = AVERROR_EXTERNAL;
goto fail;
}
(*env)->DeleteGlobalRef(env, codec->output_buffers);
codec->output_buffers = NULL;
JNI_DETACH_ENV(attached, codec);
}
}
fail:
return ret;
}