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vp3: Reorder some functions to fix VP3 build with Theora disabled.

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This commit is contained in:
Diego Biurrun 2011-12-20 14:42:54 +01:00
parent 19277d9335
commit bc4d156140
1 changed files with 74 additions and 77 deletions
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151
libavcodec/vp3.c
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@ -45,9 +45,6 @@
#define FRAGMENT_PIXELS 8
static av_cold int vp3_decode_end(AVCodecContext *avctx);
static void vp3_decode_flush(AVCodecContext *avctx);
//FIXME split things out into their own arrays
typedef struct Vp3Fragment {
int16_t dc;
@ -256,6 +253,63 @@ typedef struct Vp3DecodeContext {
* VP3 specific functions
************************************************************************/
static void vp3_decode_flush(AVCodecContext *avctx)
{
Vp3DecodeContext *s = avctx->priv_data;
if (s->golden_frame.data[0]) {
if (s->golden_frame.data[0] == s->last_frame.data[0])
memset(&s->last_frame, 0, sizeof(AVFrame));
if (s->current_frame.data[0] == s->golden_frame.data[0])
memset(&s->current_frame, 0, sizeof(AVFrame));
ff_thread_release_buffer(avctx, &s->golden_frame);
}
if (s->last_frame.data[0]) {
if (s->current_frame.data[0] == s->last_frame.data[0])
memset(&s->current_frame, 0, sizeof(AVFrame));
ff_thread_release_buffer(avctx, &s->last_frame);
}
if (s->current_frame.data[0])
ff_thread_release_buffer(avctx, &s->current_frame);
}
static av_cold int vp3_decode_end(AVCodecContext *avctx)
{
Vp3DecodeContext *s = avctx->priv_data;
int i;
av_free(s->superblock_coding);
av_free(s->all_fragments);
av_free(s->coded_fragment_list[0]);
av_free(s->dct_tokens_base);
av_free(s->superblock_fragments);
av_free(s->macroblock_coding);
av_free(s->motion_val[0]);
av_free(s->motion_val[1]);
av_free(s->edge_emu_buffer);
if (avctx->internal->is_copy)
return 0;
for (i = 0; i < 16; i++) {
free_vlc(&s->dc_vlc[i]);
free_vlc(&s->ac_vlc_1[i]);
free_vlc(&s->ac_vlc_2[i]);
free_vlc(&s->ac_vlc_3[i]);
free_vlc(&s->ac_vlc_4[i]);
}
free_vlc(&s->superblock_run_length_vlc);
free_vlc(&s->fragment_run_length_vlc);
free_vlc(&s->mode_code_vlc);
free_vlc(&s->motion_vector_vlc);
/* release all frames */
vp3_decode_flush(avctx);
return 0;
}
/*
* This function sets up all of the various blocks mappings:
* superblocks <-> fragments, macroblocks <-> fragments,
@ -1995,43 +2049,6 @@ error:
return -1;
}
static av_cold int vp3_decode_end(AVCodecContext *avctx)
{
Vp3DecodeContext *s = avctx->priv_data;
int i;
av_free(s->superblock_coding);
av_free(s->all_fragments);
av_free(s->coded_fragment_list[0]);
av_free(s->dct_tokens_base);
av_free(s->superblock_fragments);
av_free(s->macroblock_coding);
av_free(s->motion_val[0]);
av_free(s->motion_val[1]);
av_free(s->edge_emu_buffer);
if (avctx->internal->is_copy)
return 0;
for (i = 0; i < 16; i++) {
free_vlc(&s->dc_vlc[i]);
free_vlc(&s->ac_vlc_1[i]);
free_vlc(&s->ac_vlc_2[i]);
free_vlc(&s->ac_vlc_3[i]);
free_vlc(&s->ac_vlc_4[i]);
}
free_vlc(&s->superblock_run_length_vlc);
free_vlc(&s->fragment_run_length_vlc);
free_vlc(&s->mode_code_vlc);
free_vlc(&s->motion_vector_vlc);
/* release all frames */
vp3_decode_flush(avctx);
return 0;
}
static int read_huffman_tree(AVCodecContext *avctx, GetBitContext *gb)
{
Vp3DecodeContext *s = avctx->priv_data;
@ -2066,6 +2083,23 @@ static int read_huffman_tree(AVCodecContext *avctx, GetBitContext *gb)
return 0;
}
static int vp3_init_thread_copy(AVCodecContext *avctx)
{
Vp3DecodeContext *s = avctx->priv_data;
s->superblock_coding = NULL;
s->all_fragments = NULL;
s->coded_fragment_list[0] = NULL;
s->dct_tokens_base = NULL;
s->superblock_fragments = NULL;
s->macroblock_coding = NULL;
s->motion_val[0] = NULL;
s->motion_val[1] = NULL;
s->edge_emu_buffer = NULL;
return 0;
}
#if CONFIG_THEORA_DECODER
static const enum PixelFormat theora_pix_fmts[4] = {
PIX_FMT_YUV420P, PIX_FMT_NONE, PIX_FMT_YUV422P, PIX_FMT_YUV444P
@ -2327,43 +2361,6 @@ static av_cold int theora_decode_init(AVCodecContext *avctx)
return vp3_decode_init(avctx);
}
static void vp3_decode_flush(AVCodecContext *avctx)
{
Vp3DecodeContext *s = avctx->priv_data;
if (s->golden_frame.data[0]) {
if (s->golden_frame.data[0] == s->last_frame.data[0])
memset(&s->last_frame, 0, sizeof(AVFrame));
if (s->current_frame.data[0] == s->golden_frame.data[0])
memset(&s->current_frame, 0, sizeof(AVFrame));
ff_thread_release_buffer(avctx, &s->golden_frame);
}
if (s->last_frame.data[0]) {
if (s->current_frame.data[0] == s->last_frame.data[0])
memset(&s->current_frame, 0, sizeof(AVFrame));
ff_thread_release_buffer(avctx, &s->last_frame);
}
if (s->current_frame.data[0])
ff_thread_release_buffer(avctx, &s->current_frame);
}
static int vp3_init_thread_copy(AVCodecContext *avctx)
{
Vp3DecodeContext *s = avctx->priv_data;
s->superblock_coding = NULL;
s->all_fragments = NULL;
s->coded_fragment_list[0] = NULL;
s->dct_tokens_base = NULL;
s->superblock_fragments = NULL;
s->macroblock_coding = NULL;
s->motion_val[0] = NULL;
s->motion_val[1] = NULL;
s->edge_emu_buffer = NULL;
return 0;
}
AVCodec ff_theora_decoder = {
.name = "theora",
.type = AVMEDIA_TYPE_VIDEO,