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-rw-r--r--src/decoder/ffmpeg_decoder_plugin.c115
1 files changed, 111 insertions, 4 deletions
diff --git a/src/decoder/ffmpeg_decoder_plugin.c b/src/decoder/ffmpeg_decoder_plugin.c
index 5dc95ccf8..05a59c1e0 100644
--- a/src/decoder/ffmpeg_decoder_plugin.c
+++ b/src/decoder/ffmpeg_decoder_plugin.c
@@ -36,6 +36,7 @@
#include <libavformat/avformat.h>
#include <libavformat/avio.h>
#include <libavutil/log.h>
+#include <libavutil/mathematics.h>
#undef G_LOG_DOMAIN
#define G_LOG_DOMAIN "ffmpeg"
@@ -196,6 +197,7 @@ ffmpeg_find_audio_stream(const AVFormatContext *format_context)
return -1;
}
+#if LIBAVCODEC_VERSION_INT < AV_VERSION_INT(53,25,0)
/**
* On some platforms, libavcodec wants the output buffer aligned to 16
* bytes (because it uses SSE/Altivec internally). This function
@@ -210,6 +212,7 @@ align16(void *p, size_t *length_p)
*length_p -= add;
return (char *)p + add;
}
+#endif
G_GNUC_CONST
static double
@@ -229,6 +232,40 @@ time_to_ffmpeg(double t, const AVRational time_base)
time_base);
}
+#if LIBAVCODEC_VERSION_INT >= AV_VERSION_INT(53,25,0)
+/**
+ * Copy PCM data from a AVFrame to an interleaved buffer.
+ */
+static int
+copy_interleave_frame(const AVCodecContext *codec_context,
+ const AVFrame *frame,
+ uint8_t *buffer, size_t buffer_size)
+{
+ int plane_size;
+ const int data_size =
+ av_samples_get_buffer_size(&plane_size,
+ codec_context->channels,
+ frame->nb_samples,
+ codec_context->sample_fmt, 1);
+ if (buffer_size < (size_t)data_size)
+ /* buffer is too small - shouldn't happen */
+ return AVERROR(EINVAL);
+
+ if (av_sample_fmt_is_planar(codec_context->sample_fmt) &&
+ codec_context->channels > 1) {
+ for (int i = 0, channels = codec_context->channels;
+ i < channels; i++) {
+ memcpy(buffer, frame->extended_data[i], plane_size);
+ buffer += plane_size;
+ }
+ } else {
+ memcpy(buffer, frame->extended_data[0], data_size);
+ }
+
+ return data_size;
+}
+#endif
+
static enum decoder_command
ffmpeg_send_packet(struct decoder *decoder, struct input_stream *is,
const AVPacket *packet,
@@ -246,9 +283,15 @@ ffmpeg_send_packet(struct decoder *decoder, struct input_stream *is,
int packet_size = packet->size;
#endif
+#if LIBAVCODEC_VERSION_INT >= AV_VERSION_INT(53,25,0)
+ uint8_t aligned_buffer[(AVCODEC_MAX_AUDIO_FRAME_SIZE * 3) / 2 + 16];
+ const size_t buffer_size = sizeof(aligned_buffer);
+#else
+ /* libavcodec < 0.8 needs an aligned buffer */
uint8_t audio_buf[(AVCODEC_MAX_AUDIO_FRAME_SIZE * 3) / 2 + 16];
size_t buffer_size = sizeof(audio_buf);
int16_t *aligned_buffer = align16(audio_buf, &buffer_size);
+#endif
enum decoder_command cmd = DECODE_COMMAND_NONE;
while (
@@ -259,7 +302,22 @@ ffmpeg_send_packet(struct decoder *decoder, struct input_stream *is,
#endif
cmd == DECODE_COMMAND_NONE) {
int audio_size = buffer_size;
-#if LIBAVCODEC_VERSION_INT >= AV_VERSION_INT(52,25,0)
+#if LIBAVCODEC_VERSION_INT >= AV_VERSION_INT(53,25,0)
+ AVFrame frame;
+ int got_frame = 0;
+ int len = avcodec_decode_audio4(codec_context,
+ &frame, &got_frame,
+ &packet2);
+ if (len >= 0 && got_frame) {
+ audio_size = copy_interleave_frame(codec_context,
+ &frame,
+ aligned_buffer,
+ buffer_size);
+ if (audio_size < 0)
+ len = audio_size;
+ } else if (len >= 0)
+ len = -1;
+#elif LIBAVCODEC_VERSION_INT >= AV_VERSION_INT(52,25,0)
int len = avcodec_decode_audio3(codec_context,
aligned_buffer, &audio_size,
&packet2);
@@ -370,9 +428,19 @@ ffmpeg_decode(struct decoder *decoder, struct input_stream *input)
return;
}
- if (av_find_stream_info(format_context)<0) {
+#if LIBAVFORMAT_VERSION_INT >= AV_VERSION_INT(53,2,0)
+ const int find_result =
+ avformat_find_stream_info(format_context, NULL);
+#else
+ const int find_result = av_find_stream_info(format_context);
+#endif
+ if (find_result < 0) {
g_warning("Couldn't find stream info\n");
+#if LIBAVFORMAT_VERSION_INT >= AV_VERSION_INT(53,17,0)
+ avformat_close_input(&format_context);
+#else
av_close_input_stream(format_context);
+#endif
mpd_ffmpeg_stream_close(stream);
return;
}
@@ -380,7 +448,11 @@ ffmpeg_decode(struct decoder *decoder, struct input_stream *input)
int audio_stream = ffmpeg_find_audio_stream(format_context);
if (audio_stream == -1) {
g_warning("No audio stream inside\n");
+#if LIBAVFORMAT_VERSION_INT >= AV_VERSION_INT(53,17,0)
+ avformat_close_input(&format_context);
+#else
av_close_input_stream(format_context);
+#endif
mpd_ffmpeg_stream_close(stream);
return;
}
@@ -395,7 +467,11 @@ ffmpeg_decode(struct decoder *decoder, struct input_stream *input)
if (!codec) {
g_warning("Unsupported audio codec\n");
+#if LIBAVFORMAT_VERSION_INT >= AV_VERSION_INT(53,17,0)
+ avformat_close_input(&format_context);
+#else
av_close_input_stream(format_context);
+#endif
mpd_ffmpeg_stream_close(stream);
return;
}
@@ -408,7 +484,11 @@ ffmpeg_decode(struct decoder *decoder, struct input_stream *input)
codec_context->channels, &error)) {
g_warning("%s", error->message);
g_error_free(error);
+#if LIBAVFORMAT_VERSION_INT >= AV_VERSION_INT(53,17,0)
+ avformat_close_input(&format_context);
+#else
av_close_input_stream(format_context);
+#endif
mpd_ffmpeg_stream_close(stream);
return;
}
@@ -418,9 +498,18 @@ ffmpeg_decode(struct decoder *decoder, struct input_stream *input)
values into AVCodecContext.channels - a change that will be
reverted later by avcodec_decode_audio3() */
- if (avcodec_open(codec_context, codec)<0) {
+#if LIBAVCODEC_VERSION_INT >= AV_VERSION_INT(53,6,0)
+ const int open_result = avcodec_open2(codec_context, codec, NULL);
+#else
+ const int open_result = avcodec_open(codec_context, codec);
+#endif
+ if (open_result < 0) {
g_warning("Could not open codec\n");
+#if LIBAVFORMAT_VERSION_INT >= AV_VERSION_INT(53,17,0)
+ avformat_close_input(&format_context);
+#else
av_close_input_stream(format_context);
+#endif
mpd_ffmpeg_stream_close(stream);
return;
}
@@ -469,7 +558,11 @@ ffmpeg_decode(struct decoder *decoder, struct input_stream *input)
} while (cmd != DECODE_COMMAND_STOP);
avcodec_close(codec_context);
+#if LIBAVFORMAT_VERSION_INT >= AV_VERSION_INT(53,17,0)
+ avformat_close_input(&format_context);
+#else
av_close_input_stream(format_context);
+#endif
mpd_ffmpeg_stream_close(stream);
}
@@ -542,8 +635,18 @@ ffmpeg_stream_tag(struct input_stream *is)
return NULL;
}
- if (av_find_stream_info(f) < 0) {
+#if LIBAVFORMAT_VERSION_INT >= AV_VERSION_INT(53,2,0)
+ const int find_result =
+ avformat_find_stream_info(f, NULL);
+#else
+ const int find_result = av_find_stream_info(f);
+#endif
+ if (find_result < 0) {
+#if LIBAVFORMAT_VERSION_INT >= AV_VERSION_INT(53,17,0)
+ avformat_close_input(&f);
+#else
av_close_input_stream(f);
+#endif
mpd_ffmpeg_stream_close(stream);
return NULL;
}
@@ -565,7 +668,11 @@ ffmpeg_stream_tag(struct input_stream *is)
ffmpeg_copy_metadata(tag, f->streams[idx]->metadata, ffmpeg_tag_maps[i]);
}
+#if LIBAVFORMAT_VERSION_INT >= AV_VERSION_INT(53,17,0)
+ avformat_close_input(&f);
+#else
av_close_input_stream(f);
+#endif
mpd_ffmpeg_stream_close(stream);
return tag;