[FFmpeg-devel] [PATCH 1/3] lavd/pulse_audio_enc: implementation of query_codec
Lukasz Marek
lukasz.m.luki at gmail.com
Fri Nov 1 15:40:48 CET 2013
Implementation of query_codec callback that allow to
check if specific codec is supported by device.
Signed-off-by: Lukasz Marek <lukasz.m.luki at gmail.com>
---
libavdevice/pulse_audio_enc.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/libavdevice/pulse_audio_enc.c b/libavdevice/pulse_audio_enc.c
index 591e518..e8eae33 100644
--- a/libavdevice/pulse_audio_enc.c
+++ b/libavdevice/pulse_audio_enc.c
@@ -134,6 +134,21 @@ static void pulse_get_output_timestamp(AVFormatContext *h, int stream, int64_t *
*dts = s->timestamp - latency;
}
+static int pulse_query_codec(enum AVCodecID id, int std_compliance)
+{
+ return id == AV_CODEC_ID_PCM_U8 ||
+ id == AV_CODEC_ID_PCM_ALAW ||
+ id == AV_CODEC_ID_PCM_MULAW ||
+ id == AV_CODEC_ID_PCM_S16LE ||
+ id == AV_CODEC_ID_PCM_S16BE ||
+ id == AV_CODEC_ID_PCM_F32LE ||
+ id == AV_CODEC_ID_PCM_F32BE ||
+ id == AV_CODEC_ID_PCM_S32LE ||
+ id == AV_CODEC_ID_PCM_S32BE ||
+ id == AV_CODEC_ID_PCM_S24LE ||
+ id == AV_CODEC_ID_PCM_S24BE ? 1 : 0;
+}
+
#define OFFSET(a) offsetof(PulseData, a)
#define E AV_OPT_FLAG_ENCODING_PARAM
@@ -162,6 +177,7 @@ AVOutputFormat ff_pulse_muxer = {
.write_packet = pulse_write_packet,
.write_trailer = pulse_write_trailer,
.get_output_timestamp = pulse_get_output_timestamp,
+ .query_codec = pulse_query_codec,
.flags = AVFMT_NOFILE | AVFMT_ALLOW_FLUSH,
.priv_class = &pulse_muxer_class,
};
--
1.7.10.4
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