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authorLars-Dominik Braun <lars@6xq.net>2017-03-24 11:02:27 +0100
committerLars-Dominik Braun <lars@6xq.net>2017-03-24 11:02:27 +0100
commitf3dff6792232d1e3f2deb8baf21dc1fa81581090 (patch)
tree1fd9dd95c2e7669f1b9479340c25710084e66053 /src/player.c
parente945578ab22912049f1e547ce7b25b01089f7590 (diff)
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Replace deprecated avcodec_decode_audio4
Use new send_packet/receive_frame API. Bumps libav and ffmpeg version requirements. Revert this commit if you need an older version.
Diffstat (limited to 'src/player.c')
-rw-r--r--src/player.c134
1 files changed, 71 insertions, 63 deletions
diff --git a/src/player.c b/src/player.c
index f3c57f8..9cbee69 100644
--- a/src/player.c
+++ b/src/player.c
@@ -166,16 +166,23 @@ static bool openStream (player_t * const player) {
}
player->st = player->fctx->streams[player->streamIdx];
- AVCodecContext * const cctx = player->st->codec;
player->st->discard = AVDISCARD_DEFAULT;
/* decoder setup */
- AVCodec * const decoder = avcodec_find_decoder (cctx->codec_id);
+ if ((player->cctx = avcodec_alloc_context3 (NULL)) == NULL) {
+ softfail ("avcodec_alloc_context3");
+ }
+ const AVCodecParameters * const cp = player->st->codecpar;
+ if ((ret = avcodec_parameters_to_context (player->cctx, cp)) < 0) {
+ softfail ("avcodec_parameters_to_context");
+ }
+
+ AVCodec * const decoder = avcodec_find_decoder (cp->codec_id);
if (decoder == NULL) {
softfail ("find_decoder");
}
- if ((ret = avcodec_open2 (cctx, decoder, NULL)) < 0) {
+ if ((ret = avcodec_open2 (player->cctx, decoder, NULL)) < 0) {
softfail ("codec_open2");
}
@@ -196,7 +203,7 @@ static bool openFilter (player_t * const player) {
/* filter setup */
char strbuf[256];
int ret = 0;
- AVCodecContext * const cctx = player->st->codec;
+ AVCodecParameters * const cp = player->st->codecpar;
if ((player->fgraph = avfilter_graph_alloc ()) == NULL) {
softfail ("graph_alloc");
@@ -205,17 +212,11 @@ static bool openFilter (player_t * const player) {
/* abuffer */
AVRational time_base = player->st->time_base;
- /* Workaround for a bug in libav-11, which reports an invalid channel
- * layout mp3 files */
- if (cctx->channel_layout == 0) {
- cctx->channel_layout = av_get_default_channel_layout (cctx->channels);
- }
-
snprintf (strbuf, sizeof (strbuf),
"time_base=%d/%d:sample_rate=%d:sample_fmt=%s:channel_layout=0x%"PRIx64,
- time_base.num, time_base.den, cctx->sample_rate,
- av_get_sample_fmt_name (cctx->sample_fmt),
- cctx->channel_layout);
+ time_base.num, time_base.den, cp->sample_rate,
+ av_get_sample_fmt_name (player->cctx->sample_fmt),
+ cp->channel_layout);
if ((ret = avfilter_graph_create_filter (&player->fabuf,
avfilter_get_by_name ("abuffer"), NULL, strbuf, NULL,
player->fgraph)) < 0) {
@@ -263,14 +264,14 @@ static bool openFilter (player_t * const player) {
/* setup libao
*/
static bool openDevice (player_t * const player) {
- AVCodecContext * const cctx = player->st->codec;
+ const AVCodecParameters * const cp = player->st->codecpar;
ao_sample_format aoFmt;
memset (&aoFmt, 0, sizeof (aoFmt));
aoFmt.bits = av_get_bytes_per_sample (avformat) * 8;
assert (aoFmt.bits > 0);
- aoFmt.channels = cctx->channels;
- aoFmt.rate = cctx->sample_rate;
+ aoFmt.channels = cp->channels;
+ aoFmt.rate = cp->sample_rate;
aoFmt.byte_format = AO_FMT_NATIVE;
int driver = ao_default_driver_id ();
@@ -288,6 +289,7 @@ static int play (player_t * const player) {
assert (player != NULL);
AVPacket pkt;
+ AVCodecContext * const cctx = player->cctx;
av_init_packet (&pkt);
pkt.data = NULL;
pkt.size = 0;
@@ -298,18 +300,28 @@ static int play (player_t * const player) {
filteredFrame = av_frame_alloc ();
assert (filteredFrame != NULL);
- while (!player->doQuit) {
- int ret = av_read_frame (player->fctx, &pkt);
- if (ret < 0) {
- av_free_packet (&pkt);
- return ret;
- } else if (pkt.stream_index != player->streamIdx) {
- av_free_packet (&pkt);
- continue;
+ enum { FILL, DRAIN, DONE } drainMode = FILL;
+ int ret = 0;
+ while (!player->doQuit && drainMode != DONE) {
+ if (drainMode == FILL) {
+ ret = av_read_frame (player->fctx, &pkt);
+ if (ret == AVERROR_EOF) {
+ /* enter drain mode */
+ drainMode = DRAIN;
+ avcodec_send_packet (cctx, NULL);
+ } else if (pkt.stream_index != player->streamIdx) {
+ /* unused packet */
+ av_packet_unref (&pkt);
+ continue;
+ } else if (ret < 0) {
+ /* error, abort */
+ break;
+ } else {
+ /* fill buffer */
+ avcodec_send_packet (cctx, &pkt);
+ }
}
- AVPacket pkt_orig = pkt;
-
/* pausing */
pthread_mutex_lock (&player->pauseMutex);
if (player->doPause) {
@@ -321,54 +333,50 @@ static int play (player_t * const player) {
}
pthread_mutex_unlock (&player->pauseMutex);
- while (pkt.size > 0 && !player->doQuit) {
- int got_frame = 0;
-
- const int decoded = avcodec_decode_audio4 (player->st->codec,
- frame, &got_frame, &pkt);
- if (decoded < 0) {
- /* skip this one */
+ while (!player->doQuit) {
+ ret = avcodec_receive_frame (cctx, frame);
+ if (ret == AVERROR_EOF) {
+ /* done draining */
+ drainMode = DONE;
+ break;
+ } else if (ret != 0) {
+ /* no more output */
break;
}
- if (got_frame != 0) {
- /* XXX: suppresses warning from resample filter */
- if (frame->pts == (int64_t) AV_NOPTS_VALUE) {
- frame->pts = 0;
- }
- ret = av_buffersrc_write_frame (player->fabuf, frame);
- assert (ret >= 0);
-
- while (true) {
- if (av_buffersink_get_frame (player->fbufsink, filteredFrame) < 0) {
- /* try again next frame */
- break;
- }
-
- const int numChannels = av_get_channel_layout_nb_channels (
- filteredFrame->channel_layout);
- const int bps = av_get_bytes_per_sample(filteredFrame->format);
- ao_play (player->aoDev, (char *) filteredFrame->data[0],
- filteredFrame->nb_samples * numChannels * bps);
-
- av_frame_unref (filteredFrame);
- }
+ /* XXX: suppresses warning from resample filter */
+ if (frame->pts == (int64_t) AV_NOPTS_VALUE) {
+ frame->pts = 0;
}
+ ret = av_buffersrc_write_frame (player->fabuf, frame);
+ assert (ret >= 0);
- pkt.data += decoded;
- pkt.size -= decoded;
- };
+ while (true) {
+ if (av_buffersink_get_frame (player->fbufsink, filteredFrame) < 0) {
+ /* try again next frame */
+ break;
+ }
- av_free_packet (&pkt_orig);
+ const int numChannels = av_get_channel_layout_nb_channels (
+ filteredFrame->channel_layout);
+ const int bps = av_get_bytes_per_sample(filteredFrame->format);
+ ao_play (player->aoDev, (char *) filteredFrame->data[0],
+ filteredFrame->nb_samples * numChannels * bps);
+
+ av_frame_unref (filteredFrame);
+ }
+ }
player->songPlayed = av_q2d (player->st->time_base) * (double) pkt.pts;
player->lastTimestamp = pkt.pts;
+
+ av_packet_unref (&pkt);
}
av_frame_free (&filteredFrame);
av_frame_free (&frame);
- return 0;
+ return ret;
}
static void finish (player_t * const player) {
@@ -378,9 +386,9 @@ static void finish (player_t * const player) {
avfilter_graph_free (&player->fgraph);
player->fgraph = NULL;
}
- if (player->st != NULL && player->st->codec != NULL) {
- avcodec_close (player->st->codec);
- player->st = NULL;
+ if (player->cctx != NULL) {
+ avcodec_close (player->cctx);
+ player->cctx = NULL;
}
if (player->fctx != NULL) {
avformat_close_input (&player->fctx);