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Commit 5d0c89bb authored by TreeHugger Robot's avatar TreeHugger Robot Committed by Android (Google) Code Review
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Merge "Transcoder: Adopt MediaCodec's ALLOW_FRAME_DROP key"

parents 30433515 93591894

media/libmediatranscoding/transcoder/NdkCommon.cpp

+1 −0
Original line number Diff line number Diff line
@@ -35,6 +35,7 @@ const char* AMEDIA_MIMETYPE_VIDEO_MPEG4 = "video/mp4v-es"; 
const char* AMEDIA_MIMETYPE_VIDEO_H263 = "video/3gpp";



/* TODO(b/153592281) */

const char* TBD_AMEDIACODEC_PARAMETER_KEY_ALLOW_FRAME_DROP = "allow-frame-drop";

const char* TBD_AMEDIACODEC_PARAMETER_KEY_REQUEST_SYNC_FRAME = "request-sync";

const char* TBD_AMEDIACODEC_PARAMETER_KEY_VIDEO_BITRATE = "video-bitrate";

const char* TBD_AMEDIACODEC_PARAMETER_KEY_MAX_B_FRAMES = "max-bframes";

media/libmediatranscoding/transcoder/VideoTrackTranscoder.cpp

+12 −1
Original line number Diff line number Diff line
@@ -18,6 +18,7 @@ 
#define LOG_TAG "VideoTrackTranscoder"



#include <android-base/logging.h>

#include <media/NdkCommon.h>

#include <media/VideoTrackTranscoder.h>

#include <utils/AndroidThreads.h>
@@ -233,7 +234,17 @@ media_status_t VideoTrackTranscoder::configureDestinationFormat( 
        return AMEDIA_ERROR_UNSUPPORTED;

    }



    status = AMediaCodec_configure(mDecoder, mSourceFormat.get(), mSurface, NULL /* crypto */,

    auto decoderFormat = std::shared_ptr<AMediaFormat>(AMediaFormat_new(), &AMediaFormat_delete);

    if (!decoderFormat ||

        AMediaFormat_copy(decoderFormat.get(), mSourceFormat.get()) != AMEDIA_OK) {

        LOG(ERROR) << "Unable to copy source format";

        return AMEDIA_ERROR_INVALID_PARAMETER;

    }



    // Prevent decoder from overwriting frames that the encoder has not yet consumed.

    AMediaFormat_setInt32(decoderFormat.get(), TBD_AMEDIACODEC_PARAMETER_KEY_ALLOW_FRAME_DROP, 0);



    status = AMediaCodec_configure(mDecoder, decoderFormat.get(), mSurface, NULL /* crypto */,

                                   0 /* flags */);

    if (status != AMEDIA_OK) {

        LOG(ERROR) << "Unable to configure video decoder: " << status;

media/libmediatranscoding/transcoder/include/media/NdkCommon.h

+1 −0
Original line number Diff line number Diff line
@@ -46,6 +46,7 @@ static constexpr int COLOR_FormatYUV420Flexible = 0x7F420888; 
static constexpr int COLOR_FormatSurface = 0x7f000789;



// constants not defined in NDK

extern const char* TBD_AMEDIACODEC_PARAMETER_KEY_ALLOW_FRAME_DROP;

extern const char* TBD_AMEDIACODEC_PARAMETER_KEY_REQUEST_SYNC_FRAME;

extern const char* TBD_AMEDIACODEC_PARAMETER_KEY_VIDEO_BITRATE;

extern const char* TBD_AMEDIACODEC_PARAMETER_KEY_MAX_B_FRAMES;