ff-save: detect sample rate from provided GeglAudio

parent d6ea4305
......@@ -42,7 +42,6 @@ property_double (frame_rate, _("Frames/second"), 25.0)
value_range (0.0, 100.0)
property_string (audio_codec, _("Audio codec"), "auto")
property_int (audio_sample_rate, _("Audio sample rate"), 48000)
property_int (audio_bit_rate, _("Audio bitrate"), 810000)
property_audio (audio, _("audio"), 0)
......@@ -87,6 +86,7 @@ typedef struct
AVFrame *picture, *tmp_picture;
uint8_t *video_outbuf;
int frame_count, video_outbuf_size;
int audio_sample_rate;
/** the rest is for audio handling within oxide, note that the interface
* used passes all used functions in the oxide api through the reg_sym api
......@@ -212,6 +212,8 @@ init (GeglProperties *o)
clear_audio_track (o);
p->audio_pos = 0;
p->audio_read_pos = 0;
p->audio_sample_rate = -1; /* only do this if it hasn't been manually set? */
}
static void close_video (Priv *p,
......@@ -257,8 +259,9 @@ add_audio_stream (GeglProperties *o, AVFormatContext * oc, int codec_id)
#endif
static void
open_audio (Priv * p, AVFormatContext * oc, AVStream * st)
open_audio (GeglProperties *o, AVFormatContext * oc, AVStream * st)
{
Priv *p = (Priv*)o->user_data;
AVCodecContext *c;
AVCodec *codec;
int i;
......@@ -275,7 +278,15 @@ open_audio (Priv * p, AVFormatContext * oc, AVStream * st)
c->bit_rate = 64000;
c->sample_fmt = codec->sample_fmts ? codec->sample_fmts[0] : AV_SAMPLE_FMT_FLTP;
c->sample_rate = 44100;
if (p->audio_sample_rate == -1)
{
if (o->audio)
{
fprintf (stderr, "getting sample rate %i\n", o->audio->samplerate);
p->audio_sample_rate = o->audio->samplerate;
}
}
c->sample_rate = p->audio_sample_rate;
c->channel_layout = AV_CH_LAYOUT_STEREO;
c->channels = 2;
......@@ -284,10 +295,13 @@ open_audio (Priv * p, AVFormatContext * oc, AVStream * st)
{
c->sample_rate = codec->supported_samplerates[0];
for (i = 0; codec->supported_samplerates[i]; i++)
if (codec->supported_samplerates[i] == 44100)
c->sample_rate = 44100;
{
if (codec->supported_samplerates[i] == p->audio_sample_rate)
c->sample_rate = p->audio_sample_rate;
}
}
st->time_base = (AVRational){1, c->sample_rate};
//st->time_base = (AVRational){1, c->sample_rate};
st->time_base = (AVRational){1, p->audio_sample_rate};
c->strict_std_compliance = FF_COMPLIANCE_EXPERIMENTAL; // ffmpeg AAC is not quite stable yet
......@@ -757,7 +771,7 @@ tfile (GeglProperties *o)
if (p->video_st)
open_video (p, p->oc, p->video_st);
if (p->audio_st)
open_audio (p, p->oc, p->audio_st);
open_audio (o, p->oc, p->audio_st);
av_dump_format (p->oc, 0, o->path, 1);
......
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