diff options
Diffstat (limited to 'audio/decode/ad_lavc.c')
-rw-r--r-- | audio/decode/ad_lavc.c | 44 |
1 files changed, 33 insertions, 11 deletions
diff --git a/audio/decode/ad_lavc.c b/audio/decode/ad_lavc.c index 63f9aa0cbe..08b789a709 100644 --- a/audio/decode/ad_lavc.c +++ b/audio/decode/ad_lavc.c @@ -26,8 +26,11 @@ #include <libavutil/common.h> #include <libavutil/intreadwrite.h> +#include "config.h" + #include "mpv_talloc.h" #include "audio/aframe.h" +#include "audio/chmap_avchannel.h" #include "audio/fmt-conversion.h" #include "common/av_common.h" #include "common/codecs.h" @@ -43,6 +46,7 @@ struct priv { AVCodecContext *avctx; AVFrame *avframe; + AVPacket *avpkt; struct mp_chmap force_channel_map; uint32_t skip_samples, trim_samples; bool preroll_done; @@ -56,23 +60,22 @@ struct priv { #define OPT_BASE_STRUCT struct ad_lavc_params struct ad_lavc_params { float ac3drc; - int downmix; + bool downmix; int threads; char **avopts; }; const struct m_sub_options ad_lavc_conf = { .opts = (const m_option_t[]) { - OPT_FLOATRANGE("ac3drc", ac3drc, 0, 0, 6), - OPT_FLAG("downmix", downmix, 0), - OPT_INTRANGE("threads", threads, 0, 0, 16), - OPT_KEYVALUELIST("o", avopts, 0), + {"ac3drc", OPT_FLOAT(ac3drc), M_RANGE(0, 6)}, + {"downmix", OPT_BOOL(downmix)}, + {"threads", OPT_INT(threads), M_RANGE(0, 16)}, + {"o", OPT_KEYVALUELIST(avopts)}, {0} }, .size = sizeof(struct ad_lavc_params), .defaults = &(const struct ad_lavc_params){ .ac3drc = 0, - .downmix = 1, .threads = 1, }, }; @@ -85,7 +88,7 @@ static bool init(struct mp_filter *da, struct mp_codec_params *codec, struct ad_lavc_params *opts = mp_get_config_group(ctx, da->global, &ad_lavc_conf); AVCodecContext *lavc_context; - AVCodec *lavc_codec; + const AVCodec *lavc_codec; ctx->codec_timebase = mp_get_codec_timebase(codec); @@ -101,13 +104,29 @@ static bool init(struct mp_filter *da, struct mp_codec_params *codec, lavc_context = avcodec_alloc_context3(lavc_codec); ctx->avctx = lavc_context; ctx->avframe = av_frame_alloc(); + ctx->avpkt = av_packet_alloc(); + MP_HANDLE_OOM(ctx->avctx && ctx->avframe && ctx->avpkt); lavc_context->codec_type = AVMEDIA_TYPE_AUDIO; lavc_context->codec_id = lavc_codec->id; lavc_context->pkt_timebase = ctx->codec_timebase; if (opts->downmix && mpopts->audio_output_channels.num_chmaps == 1) { + const struct mp_chmap *requested_layout = + &mpopts->audio_output_channels.chmaps[0]; +#if !HAVE_AV_CHANNEL_LAYOUT lavc_context->request_channel_layout = - mp_chmap_to_lavc(&mpopts->audio_output_channels.chmaps[0]); + mp_chmap_to_lavc(requested_layout); +#else + AVChannelLayout av_layout = { 0 }; + mp_chmap_to_av_layout(&av_layout, requested_layout); + + // Always try to set requested output layout - currently only something + // supported by AC3, MLP/TrueHD, DTS and the fdk-aac wrapper. + av_opt_set_chlayout(lavc_context, "downmix", &av_layout, + AV_OPT_SEARCH_CHILDREN); + + av_channel_layout_uninit(&av_layout); +#endif } // Always try to set - option only exists for AC3 at the moment @@ -143,6 +162,7 @@ static void destroy(struct mp_filter *da) avcodec_free_context(&ctx->avctx); av_frame_free(&ctx->avframe); + mp_free_av_packet(&ctx->avpkt); } static void reset(struct mp_filter *da) @@ -168,10 +188,9 @@ static int send_packet(struct mp_filter *da, struct demux_packet *mpkt) if (mpkt && priv->next_pts == MP_NOPTS_VALUE) priv->next_pts = mpkt->pts; - AVPacket pkt; - mp_set_av_packet(&pkt, mpkt, &priv->codec_timebase); + mp_set_av_packet(priv->avpkt, mpkt, &priv->codec_timebase); - int ret = avcodec_send_packet(avctx, mpkt ? &pkt : NULL); + int ret = avcodec_send_packet(avctx, mpkt ? priv->avpkt : NULL); if (ret < 0) MP_ERR(da, "Error decoding audio.\n"); return ret; @@ -243,6 +262,9 @@ static int receive_frame(struct mp_filter *da, struct mp_frame *out) priv->trim_samples -= trim; } + // Strip possibly bogus float values like Infinity, NaN, denormalized + mp_aframe_sanitize_float(mpframe); + if (mp_aframe_get_size(mpframe) > 0) { *out = MAKE_FRAME(MP_FRAME_AUDIO, mpframe); } else { |