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faad: call decoder_initialized() after libfaad initialization

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Don't wait for the first frame to be decoded.  We already have the
sample rate and the channel count from faacDecInit().
This commit is contained in:
Max Kellermann 2009-02-17 23:26:51 +01:00
parent a72c7a7b18
commit 161bfc4bc0
1 changed files with 28 additions and 19 deletions
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47
src/decoder/faad_plugin.c
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@ -348,6 +348,7 @@ faad_stream_decode(struct decoder *mpd_decoder, struct input_stream *is)
float file_time;
float total_time = 0;
faacDecHandle decoder;
struct audio_format audio_format;
faacDecFrameInfo frame_info;
faacDecConfigurationPtr config;
uint32_t sample_rate;
@ -358,7 +359,6 @@ faad_stream_decode(struct decoder *mpd_decoder, struct input_stream *is)
size_t decoded_length;
uint16_t bit_rate = 0;
struct decoder_buffer *buffer;
bool initialized = false;
enum decoder_command cmd;
buffer = decoder_buffer_new(mpd_decoder, is,
@ -392,6 +392,20 @@ faad_stream_decode(struct decoder *mpd_decoder, struct input_stream *is)
return;
}
audio_format = (struct audio_format){
.bits = 16,
.channels = channels,
.sample_rate = sample_rate,
};
if (!audio_format_valid(&audio_format)) {
g_warning("invalid audio format\n");
faacDecClose(decoder);
return;
}
decoder_initialized(mpd_decoder, &audio_format, false, total_time);
file_time = 0.0;
do {
@ -406,27 +420,22 @@ faad_stream_decode(struct decoder *mpd_decoder, struct input_stream *is)
faacDecGetErrorMessage(frame_info.error));
break;
}
#ifdef HAVE_FAACDECFRAMEINFO_SAMPLERATE
sample_rate = frame_info.samplerate;
#endif
if (!initialized) {
const struct audio_format audio_format = {
.bits = 16,
.channels = frame_info.channels,
.sample_rate = sample_rate,
};
if (!audio_format_valid(&audio_format)) {
g_warning("invalid audio format\n");
break;
}
decoder_initialized(mpd_decoder, &audio_format,
false, total_time);
initialized = true;
if (frame_info.channels != channels) {
g_warning("channel count changed from %u to %u",
channels, frame_info.channels);
break;
}
#ifdef HAVE_FAACDECFRAMEINFO_SAMPLERATE
if (frame_info.samplerate != sample_rate) {
g_warning("sample rate changed from %u to %lu",
sample_rate,
(unsigned long)frame_info.samplerate);
break;
}
#endif
decoder_buffer_consume(buffer, frame_info.bytesconsumed);
sample_count = (unsigned long)frame_info.samples;