From 0eea212943544d40f99b05571aa7159d78667154 Mon Sep 17 00:00:00 2001 From: Justin Ruggles Date: Tue, 6 Sep 2011 12:17:45 -0400 Subject: Add avcodec_decode_audio4(). Deprecate avcodec_decode_audio3(). Implement audio support in avcodec_default_get_buffer(). Implement the new audio decoder API in all audio decoders. --- libavcodec/truespeech.c | 29 ++++++++++++++++++----------- 1 file changed, 18 insertions(+), 11 deletions(-) (limited to 'libavcodec/truespeech.c') diff --git a/libavcodec/truespeech.c b/libavcodec/truespeech.c index b7a2aa6fba..524884ddf5 100644 --- a/libavcodec/truespeech.c +++ b/libavcodec/truespeech.c @@ -34,6 +34,7 @@ * TrueSpeech decoder context */ typedef struct { + AVFrame frame; DSPContext dsp; /* input data */ uint8_t buffer[32]; @@ -69,6 +70,9 @@ static av_cold int truespeech_decode_init(AVCodecContext * avctx) dsputil_init(&c->dsp, avctx); + avcodec_get_frame_defaults(&c->frame); + avctx->coded_frame = &c->frame; + return 0; } @@ -299,17 +303,16 @@ static void truespeech_save_prevvec(TSContext *c) c->prevfilt[i] = c->cvector[i]; } -static int truespeech_decode_frame(AVCodecContext *avctx, - void *data, int *data_size, - AVPacket *avpkt) +static int truespeech_decode_frame(AVCodecContext *avctx, void *data, + int *got_frame_ptr, AVPacket *avpkt) { const uint8_t *buf = avpkt->data; int buf_size = avpkt->size; TSContext *c = avctx->priv_data; int i, j; - short *samples = data; - int iterations, out_size; + int16_t *samples; + int iterations, ret; iterations = buf_size / 32; @@ -319,13 +322,15 @@ static int truespeech_decode_frame(AVCodecContext *avctx, return -1; } - out_size = iterations * 240 * av_get_bytes_per_sample(avctx->sample_fmt); - if (*data_size < out_size) { - av_log(avctx, AV_LOG_ERROR, "Output buffer is too small\n"); - return AVERROR(EINVAL); + /* get output buffer */ + c->frame.nb_samples = iterations * 240; + if ((ret = avctx->get_buffer(avctx, &c->frame)) < 0) { + av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n"); + return ret; } + samples = (int16_t *)c->frame.data[0]; - memset(samples, 0, out_size); + memset(samples, 0, iterations * 240 * sizeof(*samples)); for(j = 0; j < iterations; j++) { truespeech_read_frame(c, buf); @@ -345,7 +350,8 @@ static int truespeech_decode_frame(AVCodecContext *avctx, truespeech_save_prevvec(c); } - *data_size = out_size; + *got_frame_ptr = 1; + *(AVFrame *)data = c->frame; return buf_size; } @@ -357,5 +363,6 @@ AVCodec ff_truespeech_decoder = { .priv_data_size = sizeof(TSContext), .init = truespeech_decode_init, .decode = truespeech_decode_frame, + .capabilities = CODEC_CAP_DR1, .long_name = NULL_IF_CONFIG_SMALL("DSP Group TrueSpeech"), }; -- cgit v1.2.3