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Code Issues Releases Wiki Activity

image_writer: switch to avcodec_encode_video2()

Browse Source 
avcodec_encode_video() was deprecated, and was finally removed from
Libav and FFmpeg git.

This change breaks compatibility with Libav 0.8.x. Thank the Libav
developers, not me.
This commit is contained in:
wm4 2013-03-09 07:01:43 +01:00
parent fd8750c25b
commit ba5fc1d5e6
1 changed files with 11 additions and 14 deletions
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25
video/image_writer.c
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@ -86,9 +86,12 @@ struct img_writer {
static int write_lavc(struct image_writer_ctx *ctx, mp_image_t *image, FILE *fp)
{
void *outbuffer = NULL;
int success = 0;
AVFrame *pic = NULL;
AVPacket pkt = {0};
int got_output = 0;
av_init_packet(&pkt);
struct AVCodec *codec = avcodec_find_encoder(ctx->writer->lavc_codec);
AVCodecContext *avctx = NULL;
@ -112,11 +115,6 @@ static int write_lavc(struct image_writer_ctx *ctx, mp_image_t *image, FILE *fp)
goto error_exit;
}
size_t outbuffer_size = image->w * image->h * 3 * 2;
outbuffer = malloc(outbuffer_size);
if (!outbuffer)
goto error_exit;
pic = avcodec_alloc_frame();
if (!pic)
goto error_exit;
@ -125,19 +123,19 @@ static int write_lavc(struct image_writer_ctx *ctx, mp_image_t *image, FILE *fp)
pic->data[n] = image->planes[n];
pic->linesize[n] = image->stride[n];
}
int size = avcodec_encode_video(avctx, outbuffer, outbuffer_size, pic);
if (size < 1)
int ret = avcodec_encode_video2(avctx, &pkt, pic, &got_output);
if (ret < 0)
goto error_exit;
fwrite(outbuffer, size, 1, fp);
fwrite(pkt.data, pkt.size, 1, fp);
success = 1;
success = !!got_output;
error_exit:
if (avctx)
avcodec_close(avctx);
av_free(avctx);
avcodec_free_frame(&pic);
free(outbuffer);
av_free_packet(&pkt);
return success;
}
@ -280,9 +278,8 @@ int write_image(struct mp_image *image, const struct image_writer_opts *opts,
}
}
// Caveat: - no colorspace/levels conversion done if pixel formats equal
// - RGB->YUV assumes BT.601
// - color levels broken in various ways thanks to libswscale
// Caveat: no colorspace/levels conversion done if pixel formats equal
// it's unclear what colorspace/levels the target wants
if (image->imgfmt != destfmt || is_anamorphic) {
struct mp_image *dst = mp_image_alloc(destfmt, d_w, d_h);
mp_image_copy_attributes(dst, image);