721 lines
22 KiB
C
721 lines
22 KiB
C
/**
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* FreeRDP: A Remote Desktop Protocol Implementation
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* H.264 Bitmap Compression
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*
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* Copyright 2022 Ely Ronnen <elyronnen@gmail.com>
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <winpr/wlog.h>
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#include <winpr/assert.h>
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#include <winpr/library.h>
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#include <freerdp/log.h>
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#include <freerdp/codec/h264.h>
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#include <media/NdkMediaCodec.h>
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#include <media/NdkMediaFormat.h>
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#include "h264.h"
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#define RESOLVE_MEDIANDK_FUNC(sys, name) \
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({ \
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BOOL rc = TRUE; \
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sys->fn##name = GetProcAddress(sys->mediandkLibrary, #name); \
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if (sys->fn##name == NULL) \
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{ \
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WLog_Print(h264->log, WLOG_ERROR, \
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"Error resolving function " #name " from libmediandk.so"); \
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rc = FALSE; \
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} \
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rc; \
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})
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#define RESOLVE_MEDIANDK_VARIABLE(sys, member, exported) \
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({ \
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BOOL rc = FALSE; \
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const char** temp = GetProcAddress(sys->mediandkLibrary, exported); \
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if (temp == NULL) \
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{ \
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WLog_Print(h264->log, WLOG_ERROR, \
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"Error resolving variable " exported " from libmediandk.so"); \
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} \
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else \
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{ \
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sys->member = *temp; \
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rc = TRUE; \
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} \
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rc; \
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})
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typedef AMediaFormat* (*AMediaFormat_new_t)(void);
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typedef media_status_t (*AMediaFormat_delete_t)(AMediaFormat*);
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typedef const char* (*AMediaFormat_toString_t)(AMediaFormat*);
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typedef bool (*AMediaFormat_getInt32_t)(AMediaFormat*, const char*, int32_t*);
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typedef void (*AMediaFormat_setInt32_t)(AMediaFormat*, const char*, int32_t);
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typedef void (*AMediaFormat_setString_t)(AMediaFormat*, const char*, const char*);
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typedef AMediaCodec* (*AMediaCodec_createDecoderByType_t)(const char*);
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typedef media_status_t (*AMediaCodec_delete_t)(AMediaCodec*);
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typedef media_status_t (*AMediaCodec_configure_t)(AMediaCodec*, const AMediaFormat*, ANativeWindow*,
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AMediaCrypto*, uint32_t);
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typedef media_status_t (*AMediaCodec_start_t)(AMediaCodec*);
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typedef media_status_t (*AMediaCodec_stop_t)(AMediaCodec*);
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typedef uint8_t* (*AMediaCodec_getInputBuffer_t)(AMediaCodec*, size_t, size_t*);
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typedef uint8_t* (*AMediaCodec_getOutputBuffer_t)(AMediaCodec*, size_t, size_t*);
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typedef ssize_t (*AMediaCodec_dequeueInputBuffer_t)(AMediaCodec*, int64_t);
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typedef media_status_t (*AMediaCodec_queueInputBuffer_t)(AMediaCodec*, size_t, ssize_t, size_t,
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uint64_t, uint32_t);
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typedef ssize_t (*AMediaCodec_dequeueOutputBuffer_t)(AMediaCodec*, AMediaCodecBufferInfo*, int64_t);
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typedef AMediaFormat* (*AMediaCodec_getOutputFormat_t)(AMediaCodec*);
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typedef media_status_t (*AMediaCodec_releaseOutputBuffer_t)(AMediaCodec*, size_t, bool);
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typedef media_status_t (*AMediaCodec_setParameters_t)(AMediaCodec*, const AMediaFormat*); // 26
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typedef media_status_t (*AMediaCodec_getName_t)(AMediaCodec*, char**); // 28
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typedef void (*AMediaCodec_releaseName_t)(AMediaCodec*, char*); // 28
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typedef AMediaFormat* (*AMediaCodec_getInputFormat_t)(AMediaCodec*); // 28
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const int COLOR_FormatYUV420Planar = 19;
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const int COLOR_FormatYUV420Flexible = 0x7f420888;
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const int MEDIACODEC_MINIMUM_WIDTH = 320;
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const int MEDIACODEC_MINIMUM_HEIGHT = 240;
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struct _H264_CONTEXT_MEDIACODEC
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{
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AMediaCodec* decoder;
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AMediaFormat* inputFormat;
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AMediaFormat* outputFormat;
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int32_t width;
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int32_t height;
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int32_t outputWidth;
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int32_t outputHeight;
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ssize_t currentOutputBufferIndex;
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// libmediandk.so imports
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HMODULE mediandkLibrary;
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AMediaFormat_new_t fnAMediaFormat_new;
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AMediaFormat_delete_t fnAMediaFormat_delete;
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AMediaFormat_toString_t fnAMediaFormat_toString;
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AMediaFormat_getInt32_t fnAMediaFormat_getInt32;
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AMediaFormat_setInt32_t fnAMediaFormat_setInt32;
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AMediaFormat_setString_t fnAMediaFormat_setString;
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AMediaCodec_createDecoderByType_t fnAMediaCodec_createDecoderByType;
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AMediaCodec_delete_t fnAMediaCodec_delete;
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AMediaCodec_configure_t fnAMediaCodec_configure;
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AMediaCodec_start_t fnAMediaCodec_start;
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AMediaCodec_stop_t fnAMediaCodec_stop;
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AMediaCodec_getInputBuffer_t fnAMediaCodec_getInputBuffer;
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AMediaCodec_getOutputBuffer_t fnAMediaCodec_getOutputBuffer;
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AMediaCodec_dequeueInputBuffer_t fnAMediaCodec_dequeueInputBuffer;
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AMediaCodec_queueInputBuffer_t fnAMediaCodec_queueInputBuffer;
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AMediaCodec_dequeueOutputBuffer_t fnAMediaCodec_dequeueOutputBuffer;
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AMediaCodec_getOutputFormat_t fnAMediaCodec_getOutputFormat;
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AMediaCodec_releaseOutputBuffer_t fnAMediaCodec_releaseOutputBuffer;
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AMediaCodec_setParameters_t fnAMediaCodec_setParameters;
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AMediaCodec_getName_t fnAMediaCodec_getName;
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AMediaCodec_releaseName_t fnAMediaCodec_releaseName;
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AMediaCodec_getInputFormat_t fnAMediaCodec_getInputFormat;
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const char* gAMediaFormatKeyMime;
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const char* gAMediaFormatKeyWidth;
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const char* gAMediaFormatKeyHeight;
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const char* gAMediaFormatKeyColorFormat;
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};
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typedef struct _H264_CONTEXT_MEDIACODEC H264_CONTEXT_MEDIACODEC;
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static int load_libmediandk(H264_CONTEXT* h264)
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{
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BOOL rc;
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H264_CONTEXT_MEDIACODEC* sys;
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WINPR_ASSERT(h264);
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sys = (H264_CONTEXT_MEDIACODEC*)h264->pSystemData;
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WINPR_ASSERT(sys);
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WLog_Print(h264->log, WLOG_DEBUG, "MediaCodec Loading libmediandk.so");
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sys->mediandkLibrary = LoadLibraryA("libmediandk.so");
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if (sys->mediandkLibrary == NULL)
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{
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WLog_Print(h264->log, WLOG_WARN, "Error loading libmediandk.so");
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return -1;
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}
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rc = RESOLVE_MEDIANDK_FUNC(sys, AMediaFormat_new);
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if (!rc)
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return -1;
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rc = RESOLVE_MEDIANDK_FUNC(sys, AMediaFormat_delete);
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if (!rc)
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return -1;
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rc = RESOLVE_MEDIANDK_FUNC(sys, AMediaFormat_toString);
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if (!rc)
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return -1;
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rc = RESOLVE_MEDIANDK_FUNC(sys, AMediaFormat_getInt32);
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if (!rc)
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return -1;
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rc = RESOLVE_MEDIANDK_FUNC(sys, AMediaFormat_setInt32);
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if (!rc)
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return -1;
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rc = RESOLVE_MEDIANDK_FUNC(sys, AMediaFormat_setString);
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if (!rc)
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return -1;
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rc = RESOLVE_MEDIANDK_FUNC(sys, AMediaCodec_createDecoderByType);
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if (!rc)
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return -1;
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rc = RESOLVE_MEDIANDK_FUNC(sys, AMediaCodec_delete);
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if (!rc)
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return -1;
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rc = RESOLVE_MEDIANDK_FUNC(sys, AMediaCodec_configure);
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if (!rc)
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return -1;
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rc = RESOLVE_MEDIANDK_FUNC(sys, AMediaCodec_start);
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if (!rc)
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return -1;
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rc = RESOLVE_MEDIANDK_FUNC(sys, AMediaCodec_stop);
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if (!rc)
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return -1;
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rc = RESOLVE_MEDIANDK_FUNC(sys, AMediaCodec_getInputBuffer);
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if (!rc)
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return -1;
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rc = RESOLVE_MEDIANDK_FUNC(sys, AMediaCodec_getOutputBuffer);
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if (!rc)
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return -1;
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rc = RESOLVE_MEDIANDK_FUNC(sys, AMediaCodec_dequeueInputBuffer);
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if (!rc)
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return -1;
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rc = RESOLVE_MEDIANDK_FUNC(sys, AMediaCodec_queueInputBuffer);
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if (!rc)
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return -1;
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rc = RESOLVE_MEDIANDK_FUNC(sys, AMediaCodec_dequeueOutputBuffer);
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if (!rc)
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return -1;
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rc = RESOLVE_MEDIANDK_FUNC(sys, AMediaCodec_getOutputFormat);
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if (!rc)
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return -1;
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rc = RESOLVE_MEDIANDK_FUNC(sys, AMediaCodec_releaseOutputBuffer);
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if (!rc)
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return -1;
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rc = RESOLVE_MEDIANDK_FUNC(sys, AMediaCodec_setParameters);
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if (!rc)
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return -1;
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rc = RESOLVE_MEDIANDK_FUNC(sys, AMediaCodec_getName);
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if (!rc)
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return -1;
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rc = RESOLVE_MEDIANDK_FUNC(sys, AMediaCodec_releaseName);
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if (!rc)
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return -1;
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rc = RESOLVE_MEDIANDK_FUNC(sys, AMediaCodec_getInputFormat);
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if (!rc)
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return -1;
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rc = RESOLVE_MEDIANDK_VARIABLE(sys, gAMediaFormatKeyMime, "AMEDIAFORMAT_KEY_MIME");
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if (!rc)
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return -1;
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rc = RESOLVE_MEDIANDK_VARIABLE(sys, gAMediaFormatKeyWidth, "AMEDIAFORMAT_KEY_WIDTH");
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if (!rc)
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return -1;
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rc = RESOLVE_MEDIANDK_VARIABLE(sys, gAMediaFormatKeyHeight, "AMEDIAFORMAT_KEY_HEIGHT");
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if (!rc)
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return -1;
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rc = RESOLVE_MEDIANDK_VARIABLE(sys, gAMediaFormatKeyColorFormat,
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"AMEDIAFORMAT_KEY_COLOR_FORMAT");
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if (!rc)
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return -1;
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return 0;
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}
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static void unload_libmediandk(H264_CONTEXT* h264)
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{
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H264_CONTEXT_MEDIACODEC* sys;
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WINPR_ASSERT(h264);
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sys = (H264_CONTEXT_MEDIACODEC*)h264->pSystemData;
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WINPR_ASSERT(sys);
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if (NULL == sys->mediandkLibrary)
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{
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return;
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}
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FreeLibrary(sys->mediandkLibrary);
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}
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static void set_mediacodec_format(H264_CONTEXT* h264, AMediaFormat** formatVariable,
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AMediaFormat* newFormat)
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{
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media_status_t status = AMEDIA_OK;
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H264_CONTEXT_MEDIACODEC* sys;
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WINPR_ASSERT(h264);
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WINPR_ASSERT(formatVariable);
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sys = (H264_CONTEXT_MEDIACODEC*)h264->pSystemData;
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WINPR_ASSERT(sys);
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if (*formatVariable != NULL)
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{
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status = sys->fnAMediaFormat_delete(*formatVariable);
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if (status != AMEDIA_OK)
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{
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WLog_Print(h264->log, WLOG_ERROR, "Error AMediaFormat_delete %d", status);
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}
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}
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*formatVariable = newFormat;
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}
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static int update_mediacodec_inputformat(H264_CONTEXT* h264)
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{
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H264_CONTEXT_MEDIACODEC* sys;
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AMediaFormat* inputFormat;
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const char* mediaFormatName;
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WINPR_ASSERT(h264);
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sys = (H264_CONTEXT_MEDIACODEC*)h264->pSystemData;
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WINPR_ASSERT(sys);
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inputFormat = sys->fnAMediaCodec_getInputFormat(sys->decoder);
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if (inputFormat == NULL)
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{
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WLog_Print(h264->log, WLOG_ERROR, "AMediaCodec_getInputFormat failed");
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return -1;
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}
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set_mediacodec_format(h264, &sys->inputFormat, inputFormat);
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mediaFormatName = sys->fnAMediaFormat_toString(sys->inputFormat);
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if (mediaFormatName == NULL)
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{
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WLog_Print(h264->log, WLOG_ERROR, "AMediaFormat_toString failed");
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return -1;
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}
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WLog_Print(h264->log, WLOG_DEBUG, "Using MediaCodec with input MediaFormat [%s]",
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mediaFormatName);
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return 1;
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}
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static int update_mediacodec_outputformat(H264_CONTEXT* h264)
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{
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H264_CONTEXT_MEDIACODEC* sys;
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AMediaFormat* outputFormat;
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const char* mediaFormatName;
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int32_t outputWidth, outputHeight;
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WINPR_ASSERT(h264);
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sys = (H264_CONTEXT_MEDIACODEC*)h264->pSystemData;
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WINPR_ASSERT(sys);
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outputFormat = sys->fnAMediaCodec_getOutputFormat(sys->decoder);
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if (outputFormat == NULL)
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{
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WLog_Print(h264->log, WLOG_ERROR, "AMediaCodec_getOutputFormat failed");
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return -1;
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}
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set_mediacodec_format(h264, &sys->outputFormat, outputFormat);
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mediaFormatName = sys->fnAMediaFormat_toString(sys->outputFormat);
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if (mediaFormatName == NULL)
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{
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WLog_Print(h264->log, WLOG_ERROR, "AMediaFormat_toString failed");
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return -1;
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}
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WLog_Print(h264->log, WLOG_DEBUG, "Using MediaCodec with output MediaFormat [%s]",
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mediaFormatName);
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if (!sys->fnAMediaFormat_getInt32(sys->outputFormat, sys->gAMediaFormatKeyWidth, &outputWidth))
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{
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WLog_Print(h264->log, WLOG_ERROR, "fnAMediaFormat_getInt32 failed getting width");
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return -1;
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}
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if (!sys->fnAMediaFormat_getInt32(sys->outputFormat, sys->gAMediaFormatKeyHeight,
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&outputHeight))
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{
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WLog_Print(h264->log, WLOG_ERROR, "fnAMediaFormat_getInt32 failed getting height");
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return -1;
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}
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sys->outputWidth = outputWidth;
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sys->outputHeight = outputHeight;
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return 1;
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}
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static void release_current_outputbuffer(H264_CONTEXT* h264)
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{
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media_status_t status = AMEDIA_OK;
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H264_CONTEXT_MEDIACODEC* sys;
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WINPR_ASSERT(h264);
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sys = (H264_CONTEXT_MEDIACODEC*)h264->pSystemData;
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WINPR_ASSERT(sys);
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if (sys->currentOutputBufferIndex < 0)
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{
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return;
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}
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status =
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sys->fnAMediaCodec_releaseOutputBuffer(sys->decoder, sys->currentOutputBufferIndex, FALSE);
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if (status != AMEDIA_OK)
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{
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WLog_Print(h264->log, WLOG_ERROR, "Error AMediaCodec_releaseOutputBuffer %d", status);
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}
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sys->currentOutputBufferIndex = -1;
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}
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static int mediacodec_compress(H264_CONTEXT* h264, const BYTE** pSrcYuv, const UINT32* pStride,
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BYTE** ppDstData, UINT32* pDstSize)
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{
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WINPR_ASSERT(h264);
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WINPR_ASSERT(pSrcYuv);
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WINPR_ASSERT(pStride);
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WINPR_ASSERT(ppDstData);
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WINPR_ASSERT(pDstSize);
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WLog_Print(h264->log, WLOG_ERROR, "MediaCodec is not supported as an encoder");
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return -1;
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}
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static int mediacodec_decompress(H264_CONTEXT* h264, const BYTE* pSrcData, UINT32 SrcSize)
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{
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ssize_t inputBufferId = -1;
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size_t inputBufferSize, outputBufferSize;
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uint8_t* inputBuffer;
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media_status_t status;
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BYTE** pYUVData;
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UINT32* iStride;
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H264_CONTEXT_MEDIACODEC* sys;
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WINPR_ASSERT(h264);
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WINPR_ASSERT(pSrcData);
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sys = (H264_CONTEXT_MEDIACODEC*)h264->pSystemData;
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WINPR_ASSERT(sys);
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pYUVData = h264->pYUVData;
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WINPR_ASSERT(pYUVData);
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iStride = h264->iStride;
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WINPR_ASSERT(iStride);
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release_current_outputbuffer(h264);
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if (sys->width != h264->width || sys->height != h264->height)
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{
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sys->width = h264->width;
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sys->height = h264->height;
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if (sys->width < MEDIACODEC_MINIMUM_WIDTH || sys->height < MEDIACODEC_MINIMUM_HEIGHT)
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{
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WLog_Print(h264->log, WLOG_ERROR,
|
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"MediaCodec got width or height smaller than minimum [%d,%d]", sys->width,
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sys->height);
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return -1;
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}
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WLog_Print(h264->log, WLOG_DEBUG, "MediaCodec setting new input width and height [%d,%d]",
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sys->width, sys->height);
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sys->fnAMediaFormat_setInt32(sys->inputFormat, sys->gAMediaFormatKeyWidth, sys->width);
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sys->fnAMediaFormat_setInt32(sys->inputFormat, sys->gAMediaFormatKeyHeight, sys->height);
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status = sys->fnAMediaCodec_setParameters(sys->decoder, sys->inputFormat);
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if (status != AMEDIA_OK)
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{
|
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WLog_Print(h264->log, WLOG_ERROR, "AMediaCodec_setParameters failed: %d", status);
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return -1;
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}
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// The codec can change output width and height
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if (update_mediacodec_outputformat(h264) < 0)
|
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{
|
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WLog_Print(h264->log, WLOG_ERROR, "MediaCodec failed updating input format");
|
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return -1;
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}
|
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}
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|
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while (true)
|
|
{
|
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UINT32 inputBufferCurrnetOffset = 0;
|
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while (inputBufferCurrnetOffset < SrcSize)
|
|
{
|
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UINT32 numberOfBytesToCopy = SrcSize - inputBufferCurrnetOffset;
|
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inputBufferId = sys->fnAMediaCodec_dequeueInputBuffer(sys->decoder, -1);
|
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if (inputBufferId < 0)
|
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{
|
|
WLog_Print(h264->log, WLOG_ERROR, "AMediaCodec_dequeueInputBuffer failed [%d]",
|
|
inputBufferId);
|
|
// TODO: sleep?
|
|
continue;
|
|
}
|
|
|
|
inputBuffer =
|
|
sys->fnAMediaCodec_getInputBuffer(sys->decoder, inputBufferId, &inputBufferSize);
|
|
if (inputBuffer == NULL)
|
|
{
|
|
WLog_Print(h264->log, WLOG_ERROR, "AMediaCodec_getInputBuffer failed");
|
|
return -1;
|
|
}
|
|
|
|
if (numberOfBytesToCopy > inputBufferSize)
|
|
{
|
|
WLog_Print(h264->log, WLOG_WARN,
|
|
"MediaCodec inputBufferSize: got [%d] but wanted [%d]", inputBufferSize,
|
|
numberOfBytesToCopy);
|
|
numberOfBytesToCopy = inputBufferSize;
|
|
}
|
|
|
|
memcpy(inputBuffer, pSrcData + inputBufferCurrnetOffset, numberOfBytesToCopy);
|
|
inputBufferCurrnetOffset += numberOfBytesToCopy;
|
|
|
|
status = sys->fnAMediaCodec_queueInputBuffer(sys->decoder, inputBufferId, 0,
|
|
numberOfBytesToCopy, 0, 0);
|
|
if (status != AMEDIA_OK)
|
|
{
|
|
WLog_Print(h264->log, WLOG_ERROR, "Error AMediaCodec_queueInputBuffer %d", status);
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
while (true)
|
|
{
|
|
AMediaCodecBufferInfo bufferInfo;
|
|
ssize_t outputBufferId =
|
|
sys->fnAMediaCodec_dequeueOutputBuffer(sys->decoder, &bufferInfo, -1);
|
|
if (outputBufferId >= 0)
|
|
{
|
|
sys->currentOutputBufferIndex = outputBufferId;
|
|
|
|
uint8_t* outputBuffer;
|
|
outputBuffer = sys->fnAMediaCodec_getOutputBuffer(sys->decoder, outputBufferId,
|
|
&outputBufferSize);
|
|
sys->currentOutputBufferIndex = outputBufferId;
|
|
|
|
if (outputBufferSize !=
|
|
(sys->outputWidth * sys->outputHeight +
|
|
((sys->outputWidth + 1) / 2) * ((sys->outputHeight + 1) / 2) * 2))
|
|
{
|
|
WLog_Print(h264->log, WLOG_ERROR,
|
|
"Error MediaCodec unexpected output buffer size %d",
|
|
outputBufferSize);
|
|
return -1;
|
|
}
|
|
|
|
// TODO: work with AImageReader and get AImage object instead of
|
|
// COLOR_FormatYUV420Planar buffer.
|
|
iStride[0] = sys->outputWidth;
|
|
iStride[1] = (sys->outputWidth + 1) / 2;
|
|
iStride[2] = (sys->outputWidth + 1) / 2;
|
|
pYUVData[0] = outputBuffer;
|
|
pYUVData[1] = outputBuffer + iStride[0] * sys->outputHeight;
|
|
pYUVData[2] = outputBuffer + iStride[0] * sys->outputHeight +
|
|
iStride[1] * ((sys->outputHeight + 1) / 2);
|
|
break;
|
|
}
|
|
else if (outputBufferId == AMEDIACODEC_INFO_OUTPUT_FORMAT_CHANGED)
|
|
{
|
|
if (update_mediacodec_outputformat(h264) < 0)
|
|
{
|
|
WLog_Print(h264->log, WLOG_ERROR,
|
|
"MediaCodec failed updating output format in decompress");
|
|
return -1;
|
|
}
|
|
}
|
|
else if (outputBufferId == AMEDIACODEC_INFO_TRY_AGAIN_LATER)
|
|
{
|
|
WLog_Print(h264->log, WLOG_WARN,
|
|
"AMediaCodec_dequeueOutputBuffer need to try again later");
|
|
// TODO: sleep?
|
|
}
|
|
else if (outputBufferId == AMEDIACODEC_INFO_OUTPUT_BUFFERS_CHANGED)
|
|
{
|
|
WLog_Print(h264->log, WLOG_WARN,
|
|
"AMediaCodec_dequeueOutputBuffer returned deprecated value "
|
|
"AMEDIACODEC_INFO_OUTPUT_BUFFERS_CHANGED, ignoring");
|
|
}
|
|
else
|
|
{
|
|
WLog_Print(h264->log, WLOG_ERROR,
|
|
"AMediaCodec_dequeueOutputBuffer returned unknown value [%d]",
|
|
outputBufferId);
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
static void mediacodec_uninit(H264_CONTEXT* h264)
|
|
{
|
|
media_status_t status = AMEDIA_OK;
|
|
H264_CONTEXT_MEDIACODEC* sys;
|
|
|
|
WINPR_ASSERT(h264);
|
|
|
|
sys = (H264_CONTEXT_MEDIACODEC*)h264->pSystemData;
|
|
|
|
WLog_Print(h264->log, WLOG_DEBUG, "Uninitializing MediaCodec");
|
|
|
|
if (!sys)
|
|
return;
|
|
|
|
if (sys->decoder != NULL)
|
|
{
|
|
release_current_outputbuffer(h264);
|
|
status = sys->fnAMediaCodec_stop(sys->decoder);
|
|
if (status != AMEDIA_OK)
|
|
{
|
|
WLog_Print(h264->log, WLOG_ERROR, "Error AMediaCodec_stop %d", status);
|
|
}
|
|
|
|
status = sys->fnAMediaCodec_delete(sys->decoder);
|
|
if (status != AMEDIA_OK)
|
|
{
|
|
WLog_Print(h264->log, WLOG_ERROR, "Error AMediaCodec_delete %d", status);
|
|
}
|
|
|
|
sys->decoder = NULL;
|
|
}
|
|
|
|
set_mediacodec_format(h264, &sys->inputFormat, NULL);
|
|
set_mediacodec_format(h264, &sys->outputFormat, NULL);
|
|
|
|
unload_libmediandk(h264);
|
|
|
|
free(sys);
|
|
h264->pSystemData = NULL;
|
|
}
|
|
|
|
static BOOL mediacodec_init(H264_CONTEXT* h264)
|
|
{
|
|
H264_CONTEXT_MEDIACODEC* sys;
|
|
media_status_t status;
|
|
const char* media_format;
|
|
char* codec_name;
|
|
|
|
WINPR_ASSERT(h264);
|
|
|
|
if (h264->Compressor)
|
|
{
|
|
WLog_Print(h264->log, WLOG_ERROR, "MediaCodec is not supported as an encoder");
|
|
goto EXCEPTION;
|
|
}
|
|
|
|
WLog_Print(h264->log, WLOG_DEBUG, "Initializing MediaCodec");
|
|
|
|
sys = (H264_CONTEXT_MEDIACODEC*)calloc(1, sizeof(H264_CONTEXT_MEDIACODEC));
|
|
|
|
if (!sys)
|
|
{
|
|
goto EXCEPTION;
|
|
}
|
|
|
|
h264->pSystemData = (void*)sys;
|
|
|
|
if (load_libmediandk(h264) < 0)
|
|
{
|
|
goto EXCEPTION;
|
|
}
|
|
|
|
sys->currentOutputBufferIndex = -1;
|
|
|
|
// updated when we're given the height and width for the first time
|
|
sys->width = sys->outputWidth = MEDIACODEC_MINIMUM_WIDTH;
|
|
sys->height = sys->outputHeight = MEDIACODEC_MINIMUM_HEIGHT;
|
|
sys->decoder = sys->fnAMediaCodec_createDecoderByType("video/avc");
|
|
if (sys->decoder == NULL)
|
|
{
|
|
WLog_Print(h264->log, WLOG_ERROR, "AMediaCodec_createCodecByName failed");
|
|
goto EXCEPTION;
|
|
}
|
|
|
|
status = sys->fnAMediaCodec_getName(sys->decoder, &codec_name);
|
|
if (status != AMEDIA_OK)
|
|
{
|
|
WLog_Print(h264->log, WLOG_ERROR, "AMediaCodec_getName failed: %d", status);
|
|
goto EXCEPTION;
|
|
}
|
|
|
|
WLog_Print(h264->log, WLOG_DEBUG, "MediaCodec using video/avc codec [%s]", codec_name);
|
|
sys->fnAMediaCodec_releaseName(sys->decoder, codec_name);
|
|
|
|
sys->inputFormat = sys->fnAMediaFormat_new();
|
|
if (sys->inputFormat == NULL)
|
|
{
|
|
WLog_Print(h264->log, WLOG_ERROR, "AMediaFormat_new failed");
|
|
goto EXCEPTION;
|
|
}
|
|
|
|
sys->fnAMediaFormat_setString(sys->inputFormat, sys->gAMediaFormatKeyMime, "video/avc");
|
|
sys->fnAMediaFormat_setInt32(sys->inputFormat, sys->gAMediaFormatKeyWidth, sys->width);
|
|
sys->fnAMediaFormat_setInt32(sys->inputFormat, sys->gAMediaFormatKeyHeight, sys->height);
|
|
sys->fnAMediaFormat_setInt32(sys->inputFormat, sys->gAMediaFormatKeyColorFormat,
|
|
COLOR_FormatYUV420Planar);
|
|
|
|
media_format = sys->fnAMediaFormat_toString(sys->inputFormat);
|
|
if (media_format == NULL)
|
|
{
|
|
WLog_Print(h264->log, WLOG_ERROR, "AMediaFormat_toString failed");
|
|
goto EXCEPTION;
|
|
}
|
|
|
|
WLog_Print(h264->log, WLOG_DEBUG, "MediaCodec configuring with desired output format [%s]",
|
|
media_format);
|
|
|
|
status = sys->fnAMediaCodec_configure(sys->decoder, sys->inputFormat, NULL, NULL, 0);
|
|
if (status != AMEDIA_OK)
|
|
{
|
|
WLog_Print(h264->log, WLOG_ERROR, "AMediaCodec_configure failed: %d", status);
|
|
goto EXCEPTION;
|
|
}
|
|
|
|
if (update_mediacodec_inputformat(h264) < 0)
|
|
{
|
|
WLog_Print(h264->log, WLOG_ERROR, "MediaCodec failed updating input format");
|
|
goto EXCEPTION;
|
|
}
|
|
|
|
if (update_mediacodec_outputformat(h264) < 0)
|
|
{
|
|
WLog_Print(h264->log, WLOG_ERROR, "MediaCodec failed updating output format");
|
|
goto EXCEPTION;
|
|
}
|
|
|
|
WLog_Print(h264->log, WLOG_DEBUG, "Starting MediaCodec");
|
|
status = sys->fnAMediaCodec_start(sys->decoder);
|
|
if (status != AMEDIA_OK)
|
|
{
|
|
WLog_Print(h264->log, WLOG_ERROR, "AMediaCodec_start failed %d", status);
|
|
goto EXCEPTION;
|
|
}
|
|
|
|
return TRUE;
|
|
EXCEPTION:
|
|
mediacodec_uninit(h264);
|
|
return FALSE;
|
|
}
|
|
|
|
H264_CONTEXT_SUBSYSTEM g_Subsystem_mediacodec = { "MediaCodec", mediacodec_init, mediacodec_uninit,
|
|
mediacodec_decompress, mediacodec_compress };
|