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[190.225.105.197]) by smtp.gmail.com with ESMTPSA id o15-20020a05680803cf00b003875e29808esm5031900oie.0.2023.03.27.13.11.14 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 27 Mar 2023 13:11:14 -0700 (PDT) From: James Almer To: ffmpeg-devel@ffmpeg.org Date: Mon, 27 Mar 2023 17:09:56 -0300 Message-Id: <20230327200956.2138-2-jamrial@gmail.com> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230327200956.2138-1-jamrial@gmail.com> References: <20230327200956.2138-1-jamrial@gmail.com> MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH 2/2] avcodec/libfdk-aaceenc: add a flush callback X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: FFmpeg development discussions and patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: FFmpeg development discussions and patches Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" X-TUID: t/3A14zcn5ML Signed-off-by: James Almer --- libavcodec/libfdk-aacenc.c | 40 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) diff --git a/libavcodec/libfdk-aacenc.c b/libavcodec/libfdk-aacenc.c index eb97e0fb41..6d6462d951 100644 --- a/libavcodec/libfdk-aacenc.c +++ b/libavcodec/libfdk-aacenc.c @@ -132,6 +132,44 @@ static int aac_encode_close(AVCodecContext *avctx) return 0; } +static void aac_encode_flush(AVCodecContext *avctx) +{ + AACContext *s = avctx->priv_data; + AACENC_BufDesc in_buf = { 0 }, out_buf = { 0 }; + AACENC_InArgs in_args = { 0 }; + AACENC_OutArgs out_args; + int64_t pts, duration; + uint8_t dummy_in[1], dummy_out[1]; + int in_buffer_identifiers[] = { IN_AUDIO_DATA, IN_METADATA_SETUP }; + int in_buffer_element_sizes[] = { 2, sizeof(AACENC_MetaData) }; + int in_buffer_sizes[] = { 0, sizeof(s->metaDataSetup) }; + int out_buffer_identifier = OUT_BITSTREAM_DATA; + int out_buffer_size = sizeof(dummy_out), out_buffer_element_size = 1; + void* inBuffer[] = { dummy_in, &s->metaDataSetup }; + void *out_ptr = dummy_out; + AACENC_ERROR err; + + ff_af_queue_remove(&s->afq, s->afq.frame_count, &pts, &duration); + + in_buf.bufs = (void **)inBuffer; + in_buf.numBufs = s->metadata_mode == 0 ? 1 : 2; + in_buf.bufferIdentifiers = in_buffer_identifiers; + in_buf.bufSizes = in_buffer_sizes; + in_buf.bufElSizes = in_buffer_element_sizes; + + out_buf.numBufs = 1; + out_buf.bufs = &out_ptr; + out_buf.bufferIdentifiers = &out_buffer_identifier; + out_buf.bufSizes = &out_buffer_size; + out_buf.bufElSizes = &out_buffer_element_size; + + err = aacEncEncode(s->handle, &in_buf, &out_buf, &in_args, &out_args); + if (err != AACENC_OK) { + av_log(avctx, AV_LOG_ERROR, "Unexpected error while flushing: %s\n", + aac_get_error(err)); + } +} + static av_cold int aac_encode_init(AVCodecContext *avctx) { AACContext *s = avctx->priv_data; @@ -561,11 +599,13 @@ const FFCodec ff_libfdk_aac_encoder = { .p.type = AVMEDIA_TYPE_AUDIO, .p.id = AV_CODEC_ID_AAC, .p.capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_DELAY | + AV_CODEC_CAP_ENCODER_FLUSH | AV_CODEC_CAP_SMALL_LAST_FRAME, .caps_internal = FF_CODEC_CAP_NOT_INIT_THREADSAFE, .priv_data_size = sizeof(AACContext), .init = aac_encode_init, FF_CODEC_ENCODE_CB(aac_encode_frame), + .flush = aac_encode_flush, .close = aac_encode_close, .p.sample_fmts = (const enum AVSampleFormat[]){ AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_NONE },