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| author | Zhao Zhili <zhilizhao@tencent.com> | 2022-12-07 17:31:17 +0800 |
|---|---|---|
| committer | Zhao Zhili <zhilizhao@tencent.com> | 2022-12-17 04:27:00 +0800 |
| commit | 2b5d1b423a09562d903d29b8acea3eadf34ca029 (patch) | |
| tree | 11654cbf44521e6a902b7cec9e5a3cf8cb7ea598 /libavcodec/mediacodecenc.c | |
| parent | 0a0f2d1a8cc4e4f75e18f0d4c1997289e04ecfce (diff) | |
| download | ffmpeg-2b5d1b423a09562d903d29b8acea3eadf34ca029.tar.gz | |
avcodec/mediacodecenc: add bitrate_mode option
Signed-off-by: Zhao Zhili <zhilizhao@tencent.com>
Diffstat (limited to 'libavcodec/mediacodecenc.c')
| -rw-r--r-- | libavcodec/mediacodecenc.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/libavcodec/mediacodecenc.c b/libavcodec/mediacodecenc.c index 4f9185342f..ec0e0b3a86 100644 --- a/libavcodec/mediacodecenc.c +++ b/libavcodec/mediacodecenc.c @@ -39,6 +39,17 @@ #define INPUT_DEQUEUE_TIMEOUT_US 8000 #define OUTPUT_DEQUEUE_TIMEOUT_US 8000 +enum BitrateMode { + /* Constant quality mode */ + BITRATE_MODE_CQ = 0, + /* Variable bitrate mode */ + BITRATE_MODE_VBR = 1, + /* Constant bitrate mode */ + BITRATE_MODE_CBR = 2, + /* Constant bitrate mode with frame drops */ + BITRATE_MODE_CBR_FD = 3, +}; + typedef struct MediaCodecEncContext { AVClass *avclass; FFAMediaCodec *codec; @@ -67,6 +78,8 @@ typedef struct MediaCodecEncContext { int eof_sent; AVFrame *frame; + + int bitrate_mode; } MediaCodecEncContext; enum { @@ -193,6 +206,8 @@ static av_cold int mediacodec_init(AVCodecContext *avctx) if (avctx->bit_rate) ff_AMediaFormat_setInt32(format, "bitrate", avctx->bit_rate); + if (s->bitrate_mode >= 0) + ff_AMediaFormat_setInt32(format, "bitrate-mode", s->bitrate_mode); // frame-rate and i-frame-interval are required to configure codec if (avctx->framerate.num >= avctx->framerate.den && avctx->framerate.den > 0) { s->fps = avctx->framerate.num / avctx->framerate.den; @@ -485,6 +500,16 @@ static const AVCodecHWConfigInternal *const mediacodec_hw_configs[] = { OFFSET(use_ndk_codec), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE }, \ { "codec_name", "Select codec by name", \ OFFSET(name), AV_OPT_TYPE_STRING, {0}, 0, 0, VE }, \ + { "bitrate_mode", "Bitrate control method", \ + OFFSET(bitrate_mode), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE, "bitrate_mode" }, \ + { "cq", "Constant quality mode", \ + 0, AV_OPT_TYPE_CONST, {.i64 = BITRATE_MODE_CQ}, 0, 0, VE, "bitrate_mode" }, \ + { "vbr", "Variable bitrate mode", \ + 0, AV_OPT_TYPE_CONST, {.i64 = BITRATE_MODE_VBR}, 0, 0, VE, "bitrate_mode" }, \ + { "cbr", "Constant bitrate mode", \ + 0, AV_OPT_TYPE_CONST, {.i64 = BITRATE_MODE_CBR}, 0, 0, VE, "bitrate_mode" }, \ + { "cbr_fd", "Constant bitrate mode with frame drops", \ + 0, AV_OPT_TYPE_CONST, {.i64 = BITRATE_MODE_CBR_FD}, 0, 0, VE, "bitrate_mode" }, \ #define MEDIACODEC_ENCODER_CLASS(name) \ |