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[artwork] Get rid of legacy libav/ffmpeg support in artwork.c

This commit is contained in:
ejurgensen 2015-12-29 23:54:11 +01:00
parent c3d9f65f8b
commit 9a0a390a73
1 changed files with 7 additions and 125 deletions
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132
src/artwork.c
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@ -49,12 +49,13 @@
# include "spotify.h"
#endif
/* Old ffmpeg compability
*/
#if LIBAVCODEC_VERSION_MAJOR <= 53 || (LIBAVCODEC_VERSION_MAJOR == 54 && LIBAVCODEC_VERSION_MINOR <= 34)
# define AV_CODEC_ID_MJPEG CODEC_ID_MJPEG
# define AV_CODEC_ID_PNG CODEC_ID_PNG
# define AV_CODEC_ID_NONE CODEC_ID_NONE
#ifndef HAVE_FFMPEG
# define avcodec_find_best_pix_fmt_of_list(a, b, c, d) avcodec_find_best_pix_fmt2((enum AVPixelFormat *)(a), (b), (c), (d))
#endif
#ifndef HAVE_LIBAV_FRAME_ALLOC
# define av_frame_alloc() avcodec_alloc_frame()
# define av_frame_free(x) avcodec_free_frame((x))
#endif
/* This artwork module will look for artwork by consulting a set of sources one
@ -297,11 +298,7 @@ artwork_rescale(struct evbuffer *evbuf, AVFormatContext *src_ctx, int s, int out
return -1;
}
#if LIBAVCODEC_VERSION_MAJOR >= 54 || (LIBAVCODEC_VERSION_MAJOR == 53 && LIBAVCODEC_VERSION_MINOR >= 6)
ret = avcodec_open2(src, img_decoder, NULL);
#else
ret = avcodec_open(src, img_decoder);
#endif
if (ret < 0)
{
DPRINTF(E_LOG, L_ART, "Could not open codec for decoding: %s\n", strerror(AVUNERROR(ret)));
@ -363,11 +360,7 @@ artwork_rescale(struct evbuffer *evbuf, AVFormatContext *src_ctx, int s, int out
dst_fmt->flags &= ~AVFMT_NOFILE;
#if LIBAVFORMAT_VERSION_MAJOR >= 54 || (LIBAVFORMAT_VERSION_MAJOR == 53 && LIBAVFORMAT_VERSION_MINOR >= 21)
dst_st = avformat_new_stream(dst_ctx, NULL);
#else
dst_st = av_new_stream(dst_ctx, 0);
#endif
if (!dst_st)
{
DPRINTF(E_LOG, L_ART, "Out of memory for new output stream\n");
@ -378,42 +371,15 @@ artwork_rescale(struct evbuffer *evbuf, AVFormatContext *src_ctx, int s, int out
dst = dst_st->codec;
#if LIBAVCODEC_VERSION_MAJOR >= 54 || (LIBAVCODEC_VERSION_MAJOR == 53 && LIBAVCODEC_VERSION_MINOR >= 35)
avcodec_get_context_defaults3(dst, NULL);
#else
avcodec_get_context_defaults2(dst, AVMEDIA_TYPE_VIDEO);
#endif
if (dst_fmt->flags & AVFMT_GLOBALHEADER)
dst->flags |= CODEC_FLAG_GLOBAL_HEADER;
dst->codec_id = dst_fmt->video_codec;
#if LIBAVCODEC_VERSION_MAJOR >= 53 || (LIBAVCODEC_VERSION_MAJOR == 52 && LIBAVCODEC_VERSION_MINOR >= 64)
dst->codec_type = AVMEDIA_TYPE_VIDEO;
#else
dst->codec_type = CODEC_TYPE_VIDEO;
#endif
#if LIBAVCODEC_VERSION_MAJOR >= 55 || (LIBAVCODEC_VERSION_MAJOR == 54 && LIBAVCODEC_VERSION_MINOR >= 35)
# ifndef HAVE_FFMPEG
dst->pix_fmt = avcodec_find_best_pix_fmt2((enum AVPixelFormat *)img_encoder->pix_fmts, src->pix_fmt, 1, NULL);
# else
dst->pix_fmt = avcodec_find_best_pix_fmt_of_list((enum AVPixelFormat *)img_encoder->pix_fmts, src->pix_fmt, 1, NULL);
# endif
#else
const enum PixelFormat *pix_fmts;
int64_t pix_fmt_mask = 0;
pix_fmts = img_encoder->pix_fmts;
while (pix_fmts && (*pix_fmts != -1))
{
pix_fmt_mask |= (1 << *pix_fmts);
pix_fmts++;
}
dst->pix_fmt = avcodec_find_best_pix_fmt(pix_fmt_mask, src->pix_fmt, 1, NULL);
#endif
if (dst->pix_fmt < 0)
{
DPRINTF(E_LOG, L_ART, "Could not determine best pixel format\n");
@ -428,23 +394,8 @@ artwork_rescale(struct evbuffer *evbuf, AVFormatContext *src_ctx, int s, int out
dst->width = out_w;
dst->height = out_h;
#if LIBAVFORMAT_VERSION_MAJOR <= 52 || (LIBAVFORMAT_VERSION_MAJOR == 53 && LIBAVFORMAT_VERSION_MINOR <= 1)
ret = av_set_parameters(dst_ctx, NULL);
if (ret < 0)
{
DPRINTF(E_LOG, L_ART, "Invalid parameters for artwork output: %s\n", strerror(AVUNERROR(ret)));
ret = -1;
goto out_free_dst_ctx;
}
#endif
/* Open encoder */
#if LIBAVCODEC_VERSION_MAJOR >= 54 || (LIBAVCODEC_VERSION_MAJOR == 53 && LIBAVCODEC_VERSION_MINOR >= 6)
ret = avcodec_open2(dst, img_encoder, NULL);
#else
ret = avcodec_open(dst, img_encoder);
#endif
if (ret < 0)
{
DPRINTF(E_LOG, L_ART, "Could not open codec for encoding: %s\n", strerror(AVUNERROR(ret)));
@ -453,14 +404,8 @@ artwork_rescale(struct evbuffer *evbuf, AVFormatContext *src_ctx, int s, int out
goto out_free_dst_ctx;
}
#if LIBAVCODEC_VERSION_MAJOR >= 56 || (LIBAVCODEC_VERSION_MAJOR == 55 && LIBAVCODEC_VERSION_MINOR >= 29)
i_frame = av_frame_alloc();
o_frame = av_frame_alloc();
#else
i_frame = avcodec_alloc_frame();
o_frame = avcodec_alloc_frame();
#endif
if (!i_frame || !o_frame)
{
DPRINTF(E_LOG, L_ART, "Could not allocate input/output frame\n");
@ -505,13 +450,7 @@ artwork_rescale(struct evbuffer *evbuf, AVFormatContext *src_ctx, int s, int out
continue;
}
#if LIBAVCODEC_VERSION_MAJOR >= 53 || (LIBAVCODEC_VERSION_MAJOR == 52 && LIBAVCODEC_VERSION_MINOR >= 32)
/* FFmpeg 0.6 */
avcodec_decode_video2(src, i_frame, &have_frame, &pkt);
#else
avcodec_decode_video(src, i_frame, &have_frame, pkt.data, pkt.size);
#endif
break;
}
@ -527,12 +466,7 @@ artwork_rescale(struct evbuffer *evbuf, AVFormatContext *src_ctx, int s, int out
}
/* Scale */
#if LIBSWSCALE_VERSION_MAJOR >= 1 || (LIBSWSCALE_VERSION_MAJOR == 0 && LIBSWSCALE_VERSION_MINOR >= 9)
/* FFmpeg 0.6, libav 0.6+ */
sws_scale(swsctx, (const uint8_t * const *)i_frame->data, i_frame->linesize, 0, src->height, o_frame->data, o_frame->linesize);
#else
sws_scale(swsctx, i_frame->data, i_frame->linesize, 0, src->height, o_frame->data, o_frame->linesize);
#endif
sws_freeContext(swsctx);
av_free_packet(&pkt);
@ -563,7 +497,6 @@ artwork_rescale(struct evbuffer *evbuf, AVFormatContext *src_ctx, int s, int out
goto out_free_buf;
}
#if LIBAVCODEC_VERSION_MAJOR >= 54
av_init_packet(&pkt);
pkt.data = outbuf;
pkt.size = outbuf_len;
@ -580,27 +513,8 @@ artwork_rescale(struct evbuffer *evbuf, AVFormatContext *src_ctx, int s, int out
ret = -1;
goto out_fclose_dst;
}
#else
ret = avcodec_encode_video(dst, outbuf, outbuf_len, o_frame);
if (ret <= 0)
{
DPRINTF(E_LOG, L_ART, "Could not encode artwork\n");
ret = -1;
goto out_fclose_dst;
}
av_init_packet(&pkt);
pkt.stream_index = 0;
pkt.data = outbuf;
pkt.size = ret;
#endif
#if LIBAVFORMAT_VERSION_MAJOR >= 54 || (LIBAVFORMAT_VERSION_MAJOR == 53 && LIBAVFORMAT_VERSION_MINOR >= 3)
ret = avformat_write_header(dst_ctx, NULL);
#else
ret = av_write_header(dst_ctx);
#endif
if (ret != 0)
{
DPRINTF(E_LOG, L_ART, "Could not write artwork header: %s\n", strerror(AVUNERROR(ret)));
@ -652,22 +566,10 @@ artwork_rescale(struct evbuffer *evbuf, AVFormatContext *src_ctx, int s, int out
av_free(buf);
out_free_frames:
#if LIBAVCODEC_VERSION_MAJOR >= 56 || (LIBAVCODEC_VERSION_MAJOR == 55 && LIBAVCODEC_VERSION_MINOR >= 29)
if (i_frame)
av_frame_free(&i_frame);
if (o_frame)
av_frame_free(&o_frame);
#elif LIBAVCODEC_VERSION_MAJOR >= 55 || (LIBAVCODEC_VERSION_MAJOR == 54 && LIBAVCODEC_VERSION_MINOR >= 35)
if (i_frame)
avcodec_free_frame(&i_frame);
if (o_frame)
avcodec_free_frame(&o_frame);
#else
if (i_frame)
av_free(i_frame);
if (o_frame)
av_free(o_frame);
#endif
avcodec_close(dst);
out_free_dst_ctx:
@ -701,11 +603,7 @@ artwork_get(struct evbuffer *evbuf, char *path, int max_w, int max_h)
src_ctx = NULL;
#if LIBAVFORMAT_VERSION_MAJOR >= 54 || (LIBAVFORMAT_VERSION_MAJOR == 53 && LIBAVFORMAT_VERSION_MINOR >= 3)
ret = avformat_open_input(&src_ctx, path, NULL, NULL);
#else
ret = av_open_input_file(&src_ctx, path, NULL, 0, NULL);
#endif
if (ret < 0)
{
DPRINTF(E_WARN, L_ART, "Cannot open artwork file '%s': %s\n", path, strerror(AVUNERROR(ret)));
@ -713,20 +611,12 @@ artwork_get(struct evbuffer *evbuf, char *path, int max_w, int max_h)
return ART_E_ERROR;
}
#if LIBAVFORMAT_VERSION_MAJOR >= 54 || (LIBAVFORMAT_VERSION_MAJOR == 53 && LIBAVFORMAT_VERSION_MINOR >= 3)
ret = avformat_find_stream_info(src_ctx, NULL);
#else
ret = av_find_stream_info(src_ctx);
#endif
if (ret < 0)
{
DPRINTF(E_WARN, L_ART, "Cannot get stream info: %s\n", strerror(AVUNERROR(ret)));
#if LIBAVFORMAT_VERSION_MAJOR >= 54 || (LIBAVFORMAT_VERSION_MAJOR == 53 && LIBAVFORMAT_VERSION_MINOR >= 21)
avformat_close_input(&src_ctx);
#else
av_close_input_file(src_ctx);
#endif
return ART_E_ERROR;
}
@ -749,11 +639,7 @@ artwork_get(struct evbuffer *evbuf, char *path, int max_w, int max_h)
{
DPRINTF(E_LOG, L_ART, "Artwork file '%s' not a PNG or JPEG file\n", path);
#if LIBAVFORMAT_VERSION_MAJOR >= 54 || (LIBAVFORMAT_VERSION_MAJOR == 53 && LIBAVFORMAT_VERSION_MINOR >= 21)
avformat_close_input(&src_ctx);
#else
av_close_input_file(src_ctx);
#endif
return ART_E_ERROR;
}
@ -769,11 +655,7 @@ artwork_get(struct evbuffer *evbuf, char *path, int max_w, int max_h)
else
ret = artwork_rescale(evbuf, src_ctx, s, target_w, target_h);
#if LIBAVFORMAT_VERSION_MAJOR >= 54 || (LIBAVFORMAT_VERSION_MAJOR == 53 && LIBAVFORMAT_VERSION_MINOR >= 21)
avformat_close_input(&src_ctx);
#else
av_close_input_file(src_ctx);
#endif
if (ret < 0)
{