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ffmpeg decoder plugin: do not allocate an AVFrame on stack.

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AVFrame must be allocated with avcodec_alloc_frame().
This commit is contained in:
Anton Khirnov
2013-03-22 07:05:00 +01:00
committed by Max Kellermann
parent 6f2e1c2415
commit 8becbb8b08
1 changed files with 24 additions and 5 deletions
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29
src/decoder/FfmpegDecoderPlugin.cxx
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@@ -270,7 +270,8 @@ static enum decoder_command
ffmpeg_send_packet(struct decoder *decoder, struct input_stream *is,
const AVPacket *packet,
AVCodecContext *codec_context,
const AVRational *time_base)
const AVRational *time_base,
AVFrame *frame)
{
if (packet->pts >= 0 && packet->pts != (int64_t)AV_NOPTS_VALUE)
decoder_timestamp(decoder,
@@ -293,14 +294,13 @@ ffmpeg_send_packet(struct decoder *decoder, struct input_stream *is,
cmd == DECODE_COMMAND_NONE) {
int audio_size = buffer_size;
#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,
frame, &got_frame,
&packet2);
if (len >= 0 && got_frame) {
audio_size = copy_interleave_frame(codec_context,
&frame,
frame,
aligned_buffer,
buffer_size);
if (audio_size < 0)
@@ -528,6 +528,18 @@ ffmpeg_decode(struct decoder *decoder, struct input_stream *input)
decoder_initialized(decoder, &audio_format,
input->seekable, total_time);
AVFrame *frame = avcodec_alloc_frame();
if (!frame) {
g_warning("Could not allocate frame\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;
}
enum decoder_command cmd;
do {
AVPacket packet;
@@ -538,7 +550,8 @@ ffmpeg_decode(struct decoder *decoder, struct input_stream *input)
if (packet.stream_index == audio_stream)
cmd = ffmpeg_send_packet(decoder, input,
&packet, codec_context,
&av_stream->time_base);
&av_stream->time_base,
frame);
else
cmd = decoder_get_command(decoder);
@@ -559,6 +572,12 @@ ffmpeg_decode(struct decoder *decoder, struct input_stream *input)
}
} while (cmd != DECODE_COMMAND_STOP);
#if LIBAVCODEC_VERSION_INT >= AV_VERSION_INT(54, 28, 0)
avcodec_free_frame(&frame);
#else
av_freep(&frame);
#endif
avcodec_close(codec_context);
#if LIBAVFORMAT_VERSION_INT >= AV_VERSION_INT(53,17,0)
avformat_close_input(&format_context);