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avdevice/decklink_dec: 32 bit audio support

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Signed-off-by: Marton Balint <cus@passwd.hu>
This commit is contained in:
Dave Rice
2017-10-18 15:21:46 -04:00
committed by Marton Balint
parent c37de51920
commit 89cc48551b
6 changed files with 22 additions and 4 deletions
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17
libavdevice/decklink_dec.cpp
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@@ -771,7 +771,7 @@ HRESULT decklink_input_callback::VideoInputFrameArrived(
av_init_packet(&pkt);
//hack among hacks
pkt.size = audioFrame->GetSampleFrameCount() * ctx->audio_st->codecpar->channels * (16 / 8);
pkt.size = audioFrame->GetSampleFrameCount() * ctx->audio_st->codecpar->channels * (ctx->audio_depth / 8);
audioFrame->GetBytes(&audioFrameBytes);
audioFrame->GetPacketTime(&audio_pts, ctx->audio_st->time_base.den);
pkt.pts = get_pkt_pts(videoFrame, audioFrame, wallclock, ctx->audio_pts_source, ctx->audio_st->time_base, &initial_audio_pts);
@@ -854,6 +854,7 @@ av_cold int ff_decklink_read_header(AVFormatContext *avctx)
ctx->audio_pts_source = cctx->audio_pts_source;
ctx->video_pts_source = cctx->video_pts_source;
ctx->draw_bars = cctx->draw_bars;
ctx->audio_depth = cctx->audio_depth;
cctx->ctx = ctx;
/* Check audio channel option for valid values: 2, 8 or 16 */
@@ -867,6 +868,16 @@ av_cold int ff_decklink_read_header(AVFormatContext *avctx)
return AVERROR(EINVAL);
}
/* Check audio bit depth option for valid values: 16 or 32 */
switch (cctx->audio_depth) {
case 16:
case 32:
break;
default:
av_log(avctx, AV_LOG_ERROR, "Value for audio bit depth option must be either 16 or 32\n");
return AVERROR(EINVAL);
}
/* List available devices. */
if (ctx->list_devices) {
ff_decklink_list_devices_legacy(avctx, 1, 0);
@@ -930,7 +941,7 @@ av_cold int ff_decklink_read_header(AVFormatContext *avctx)
goto error;
}
st->codecpar->codec_type = AVMEDIA_TYPE_AUDIO;
st->codecpar->codec_id = AV_CODEC_ID_PCM_S16LE;
st->codecpar->codec_id = cctx->audio_depth == 32 ? AV_CODEC_ID_PCM_S32LE : AV_CODEC_ID_PCM_S16LE;
st->codecpar->sample_rate = bmdAudioSampleRate48kHz;
st->codecpar->channels = cctx->audio_channels;
avpriv_set_pts_info(st, 64, 1, 1000000); /* 64 bits pts in us */
@@ -1021,7 +1032,7 @@ av_cold int ff_decklink_read_header(AVFormatContext *avctx)
}
av_log(avctx, AV_LOG_VERBOSE, "Using %d input audio channels\n", ctx->audio_st->codecpar->channels);
result = ctx->dli->EnableAudioInput(bmdAudioSampleRate48kHz, bmdAudioSampleType16bitInteger, ctx->audio_st->codecpar->channels);
result = ctx->dli->EnableAudioInput(bmdAudioSampleRate48kHz, cctx->audio_depth == 32 ? bmdAudioSampleType32bitInteger : bmdAudioSampleType16bitInteger, ctx->audio_st->codecpar->channels);
if (result != S_OK) {
av_log(avctx, AV_LOG_ERROR, "Cannot enable audio input\n");