diff options
author | Michael Niedermayer <michaelni@gmx.at> | 2011-12-21 02:46:08 +0100 |
---|---|---|
committer | Michael Niedermayer <michaelni@gmx.at> | 2011-12-21 03:40:53 +0100 |
commit | 3be1a4ba9a9d926674b33051d6539fe8d8a4106c (patch) | |
tree | c92779c80a98d94133dde283a86c4b4547dc16ab /libavcodec/vp3.c | |
parent | 134aaa79f7f1ce1df64afc7d10d2b3de77df7b08 (diff) | |
parent | 37c0dc626d2f8254ef623d987eb5077f9120755f (diff) | |
download | ffmpeg-streaming-3be1a4ba9a9d926674b33051d6539fe8d8a4106c.zip ffmpeg-streaming-3be1a4ba9a9d926674b33051d6539fe8d8a4106c.tar.gz |
Merge remote-tracking branch 'qatar/master'
* qatar/master:
lavc: always align height by 32 pixel
raw: add 10bit YUV definitions
nut: support 10bit YUV
mpegvideo_enc: separate declarations and statements
oma: make header compile standalone
vp3: Reorder some functions to fix VP3 build with Theora disabled.
build: fix standalone compilation of ADX encoder
build: fix standalone compilation of ADPCM decoders
build: fix standalone compilation of mpc7/mpc8 decoders
4xm: Use bytestream2 functions to prevent overreads
bytestream: add a new set of bytestream functions with overread checking
mpegts: Suppress invalid timebase warnings on DMB streams.
mpegts: Fix typo in handling sections in the PMT.
vc1dec: Use the right pointer type for the tmp pointer
Conflicts:
libavcodec/4xm.c
libavcodec/utils.c
libavcodec/vc1dec.c
libavcodec/vp3.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/vp3.c')
-rw-r--r-- | libavcodec/vp3.c | 151 |
1 files changed, 74 insertions, 77 deletions
diff --git a/libavcodec/vp3.c b/libavcodec/vp3.c index a6a3109..9e59dd8 100644 --- a/libavcodec/vp3.c +++ b/libavcodec/vp3.c @@ -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, @@ -2002,43 +2056,6 @@ error: static void vp3_decode_flush(AVCodecContext *avctx); -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; @@ -2073,6 +2090,23 @@ 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 @@ -2334,43 +2368,6 @@ 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, |